diff --git a/bsp/allwinner_tina/libcpu/SConscript b/bsp/allwinner_tina/libcpu/SConscript
index 7fd3011498..d41ab0ba74 100644
--- a/bsp/allwinner_tina/libcpu/SConscript
+++ b/bsp/allwinner_tina/libcpu/SConscript
@@ -8,6 +8,6 @@ CPPPATH = [cwd]
 if rtconfig.PLATFORM == 'gcc':
     src += Glob('*_gcc.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/bsp/raspberry-pi/raspi2/cpu/SConscript b/bsp/raspberry-pi/raspi2/cpu/SConscript
index 748b06eeb1..2a8b3869a4 100644
--- a/bsp/raspberry-pi/raspi2/cpu/SConscript
+++ b/bsp/raspberry-pi/raspi2/cpu/SConscript
@@ -4,6 +4,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/bsp/raspberry-pi/raspi3-32/cpu/SConscript b/bsp/raspberry-pi/raspi3-32/cpu/SConscript
index 748b06eeb1..2a8b3869a4 100644
--- a/bsp/raspberry-pi/raspi3-32/cpu/SConscript
+++ b/bsp/raspberry-pi/raspi3-32/cpu/SConscript
@@ -4,6 +4,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/bsp/stm32/stm32l475-atk-pandora/board/ports/fal/SConscript b/bsp/stm32/stm32l475-atk-pandora/board/ports/fal/SConscript
index 3d5802831b..e57bdc9e77 100644
--- a/bsp/stm32/stm32l475-atk-pandora/board/ports/fal/SConscript
+++ b/bsp/stm32/stm32l475-atk-pandora/board/ports/fal/SConscript
@@ -15,6 +15,6 @@ if rtconfig.CROSS_TOOL == 'gcc':
 elif rtconfig.CROSS_TOOL == 'keil':
     LOCAL_CCFLAGS += ' --c99'
 
-group = DefineGroup('Fal', src, depend = ['PKG_USING_FAL'], CPPPATH = CPPPATH, LOCAL_CCFLAGS = LOCAL_CCFLAGS)
+group = DefineGroup('FAL', src, depend = ['PKG_USING_FAL'], CPPPATH = CPPPATH, LOCAL_CCFLAGS = LOCAL_CCFLAGS)
 
 Return('group')
diff --git a/components/dfs/SConscript b/components/dfs/SConscript
index 3ccaeb1080..edfd4e42b5 100644
--- a/components/dfs/SConscript
+++ b/components/dfs/SConscript
@@ -13,7 +13,7 @@ CPPPATH = [cwd + "/include"]
 if GetDepend('RT_USING_POSIX'):
     src += ['src/poll.c', 'src/select.c']
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS'], CPPPATH = CPPPATH)
 
 if GetDepend('RT_USING_DFS'):
     # search in the file system implementation
diff --git a/components/dfs/filesystems/devfs/SConscript b/components/dfs/filesystems/devfs/SConscript
index 898b04a234..a2c0d843f0 100644
--- a/components/dfs/filesystems/devfs/SConscript
+++ b/components/dfs/filesystems/devfs/SConscript
@@ -6,6 +6,6 @@ cwd = GetCurrentDir()
 src = Glob('*.c')
 CPPPATH = [cwd]
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_DEVFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_DEVFS'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/elmfat/SConscript b/components/dfs/filesystems/elmfat/SConscript
index 8b7ec02d43..173c0a9d65 100644
--- a/components/dfs/filesystems/elmfat/SConscript
+++ b/components/dfs/filesystems/elmfat/SConscript
@@ -21,6 +21,6 @@ if GetDepend('RT_DFS_ELM_USE_LFN'):
         else:
             src += ['option/ccsbcs.c']
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_ELMFAT'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_ELMFAT'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/jffs2/SConscript b/components/dfs/filesystems/jffs2/SConscript
index 47854393e3..85d3a4d8d2 100644
--- a/components/dfs/filesystems/jffs2/SConscript
+++ b/components/dfs/filesystems/jffs2/SConscript
@@ -45,6 +45,6 @@ src/write.c
 
 CPPPATH = [cwd, cwd + '/include', cwd + '/src', cwd + '/cyg', cwd + '/kernel', cwd + '/cyg/compress']
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_JFFS2'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_JFFS2'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/nfs/SConscript b/components/dfs/filesystems/nfs/SConscript
index f830dfc754..b340d36de2 100644
--- a/components/dfs/filesystems/nfs/SConscript
+++ b/components/dfs/filesystems/nfs/SConscript
@@ -8,6 +8,6 @@ CPPPATH = [cwd]
 
 SrcRemove(src, ['rpc/auth_none.c'])
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_NFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS', 'RT_USING_DFS_NFS'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/ramfs/SConscript b/components/dfs/filesystems/ramfs/SConscript
index 1304f59629..12977adf53 100644
--- a/components/dfs/filesystems/ramfs/SConscript
+++ b/components/dfs/filesystems/ramfs/SConscript
@@ -4,6 +4,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c')
 CPPPATH = [cwd]
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS', 'RT_USING_MEMHEAP', 'RT_USING_DFS_RAMFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS', 'RT_USING_MEMHEAP', 'RT_USING_DFS_RAMFS'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/romfs/SConscript b/components/dfs/filesystems/romfs/SConscript
index bfd633ce91..d31941eb8a 100644
--- a/components/dfs/filesystems/romfs/SConscript
+++ b/components/dfs/filesystems/romfs/SConscript
@@ -10,6 +10,6 @@ if GetDepend('DFS_ROMFS_ROOT'):
     # A new ROMFS root has been defined, we should remove the romfs.c
     SrcRemove(src, ['romfs.c'])
 
-group = DefineGroup('Filesystem', src, depend = ['RT_USING_DFS','RT_USING_DFS_ROMFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src, depend = ['RT_USING_DFS','RT_USING_DFS_ROMFS'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/dfs/filesystems/uffs/SConscript b/components/dfs/filesystems/uffs/SConscript
index 53f7713fc2..1ccd4a6869 100644
--- a/components/dfs/filesystems/uffs/SConscript
+++ b/components/dfs/filesystems/uffs/SConscript
@@ -33,6 +33,6 @@ src = src + uffs
  
 CPPPATH = [cwd, cwd + '/src/inc']
 
-group = DefineGroup('Filesystem', src , depend = ['RT_USING_DFS', 'RT_USING_DFS_UFFS'], CPPPATH = CPPPATH)
+group = DefineGroup('FileSystem', src , depend = ['RT_USING_DFS', 'RT_USING_DFS_UFFS'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/finsh/SConscript b/components/finsh/SConscript
index 88d4713d58..706165a47e 100644
--- a/components/finsh/SConscript
+++ b/components/finsh/SConscript
@@ -34,6 +34,6 @@ if not GetDepend('FINSH_USING_MSH_ONLY'):
 
 CPPPATH = [cwd]
 
-group = DefineGroup('Finsh', src, depend = ['RT_USING_FINSH'], CPPPATH = CPPPATH)
+group = DefineGroup('FinSH', src, depend = ['RT_USING_FINSH'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/libc/compilers/armlibc/SConscript b/components/libc/compilers/armlibc/SConscript
index 2d366901c4..5f8f65a563 100644
--- a/components/libc/compilers/armlibc/SConscript
+++ b/components/libc/compilers/armlibc/SConscript
@@ -15,7 +15,7 @@ if GetDepend('RT_USING_MODULE') == False:
     SrcRemove(src, ['libc_syms.c'])
 
 if rtconfig.PLATFORM == 'armcc' or rtconfig.PLATFORM == 'armclang':
-    group = DefineGroup('Libc', src, depend = ['RT_USING_LIBC'], 
+    group = DefineGroup('LIBC', src, depend = ['RT_USING_LIBC'], 
         CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
 
 Return('group')
diff --git a/components/libc/compilers/common/SConscript b/components/libc/compilers/common/SConscript
index 21a49d9c57..f661a1ee0d 100644
--- a/components/libc/compilers/common/SConscript
+++ b/components/libc/compilers/common/SConscript
@@ -17,6 +17,6 @@ if GetDepend('RT_USING_POSIX') == False:
         SrcRemove(src, ['unistd.c'])
 
 if not GetDepend('RT_USING_MINILIBC') and (GetDepend('RT_USING_LIBC') or GetDepend('RT_LIBC_USING_TIME')):
-	group = DefineGroup('Libc', src, depend = [''], CPPPATH = CPPPATH)
+	group = DefineGroup('LIBC', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/components/libc/compilers/minilibc/SConscript b/components/libc/compilers/minilibc/SConscript
index efdcf5d097..cdaf9ec32b 100644
--- a/components/libc/compilers/minilibc/SConscript
+++ b/components/libc/compilers/minilibc/SConscript
@@ -9,7 +9,7 @@ CPPPATH = [cwd]
 CPPDEFINES = ['RT_USING_MINILIBC']
 
 if rtconfig.PLATFORM == 'gcc' and rtconfig.ARCH != 'sim' and not GetDepend('RT_USING_LIBC') and GetDepend('RT_USING_MINILIBC'):
-    group = DefineGroup('Libc', src, depend = [''],
+    group = DefineGroup('LIBC', src, depend = [''],
         CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
 
 Return('group')
diff --git a/components/libc/compilers/newlib/SConscript b/components/libc/compilers/newlib/SConscript
index bd444ab732..11de59bec4 100644
--- a/components/libc/compilers/newlib/SConscript
+++ b/components/libc/compilers/newlib/SConscript
@@ -15,7 +15,7 @@ CPPDEFINES = ['RT_USING_NEWLIB']
 LIBS = ['c', 'm']
 
 if rtconfig.PLATFORM == 'gcc':
-    group = DefineGroup('Newlib', src, depend = ['RT_USING_LIBC'], 
+    group = DefineGroup('NewLIB', src, depend = ['RT_USING_LIBC'], 
         CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES, LIBS = LIBS)
 
 Return('group')
diff --git a/components/libc/getline/SConscript b/components/libc/getline/SConscript
index f85843dada..6c9a2a164c 100644
--- a/components/libc/getline/SConscript
+++ b/components/libc/getline/SConscript
@@ -6,7 +6,7 @@ cwd = GetCurrentDir()
 src = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libc', src, 
+group = DefineGroup('LIBC', src, 
     depend = ['RT_USING_LIBC', 'RT_USING_POSIX','RT_USING_POSIX_GETLINE'], 
     CPPPATH = CPPPATH)
 
diff --git a/components/libc/libdl/SConscript b/components/libc/libdl/SConscript
index 05efab351c..28265521f6 100644
--- a/components/libc/libdl/SConscript
+++ b/components/libc/libdl/SConscript
@@ -7,7 +7,7 @@ group   = []
 CPPPATH = [cwd]
 
 if rtconfig.PLATFORM == 'gcc':
-    group = DefineGroup('Libc', src, 
+    group = DefineGroup('LIBC', src, 
         depend = ['RT_USING_MODULE'], 
         CPPPATH = CPPPATH)
 
diff --git a/components/libc/mmap/SConscript b/components/libc/mmap/SConscript
index 0b84003241..53036ad436 100644
--- a/components/libc/mmap/SConscript
+++ b/components/libc/mmap/SConscript
@@ -6,7 +6,7 @@ cwd = GetCurrentDir()
 src = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libc', src, 
+group = DefineGroup('LIBC', src, 
     depend = ['RT_USING_DFS', 'RT_USING_POSIX_MMAP'],
     CPPPATH = CPPPATH)
 
diff --git a/components/libc/signal/SConscript b/components/libc/signal/SConscript
index 407d60c728..f32a1221ea 100644
--- a/components/libc/signal/SConscript
+++ b/components/libc/signal/SConscript
@@ -6,7 +6,7 @@ cwd = GetCurrentDir()
 src = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libc', src, 
+group = DefineGroup('LIBC', src, 
     depend = ['RT_USING_SIGNALS', 'RT_USING_PTHREADS', 'RT_USING_LIBC'], 
     CPPPATH = CPPPATH)
 
diff --git a/components/libc/termios/SConscript b/components/libc/termios/SConscript
index 977ff7e0a2..4bd0a42eb8 100644
--- a/components/libc/termios/SConscript
+++ b/components/libc/termios/SConscript
@@ -6,7 +6,7 @@ cwd = GetCurrentDir()
 src = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libc', src, 
+group = DefineGroup('LIBC', src, 
     depend = ['RT_USING_LIBC', 'RT_USING_POSIX', 'RT_USING_POSIX_TERMIOS'], 
     CPPPATH = CPPPATH)
 
diff --git a/components/net/netdev/SConscript b/components/net/netdev/SConscript
index 5fa858e968..0db486b2de 100644
--- a/components/net/netdev/SConscript
+++ b/components/net/netdev/SConscript
@@ -8,6 +8,6 @@ src = Glob('src/*.c')
 
 CPPPATH = [cwd + '/include']
 
-group = DefineGroup('Netdev', src, depend = ['RT_USING_NETDEV'], CPPPATH = CPPPATH)
+group = DefineGroup('NetDev', src, depend = ['RT_USING_NETDEV'], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/examples/libc/SConscript b/examples/libc/SConscript
index 601acd22a1..547dd215b1 100644
--- a/examples/libc/SConscript
+++ b/examples/libc/SConscript
@@ -1,6 +1,6 @@
 from building import *
 
 src   = Glob('*.c')
-group = DefineGroup('LibcTest', src, depend = ['RT_USING_NEWLIB', 'RT_USING_PTHREADS'])
+group = DefineGroup('LIBCTest', src, depend = ['RT_USING_NEWLIB', 'RT_USING_PTHREADS'])
 
 Return('group')
diff --git a/libcpu/aarch64/common/SConscript b/libcpu/aarch64/common/SConscript
index e44dd04b5b..59378636fa 100644
--- a/libcpu/aarch64/common/SConscript
+++ b/libcpu/aarch64/common/SConscript
@@ -8,7 +8,7 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c') + Glob('*.cpp') + Glob('*.S')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 # build for sub-directory
 list = os.listdir(cwd)
diff --git a/libcpu/aarch64/cortex-a53/SConscript b/libcpu/aarch64/cortex-a53/SConscript
index 1dfa9022c5..5f509fbf5b 100644
--- a/libcpu/aarch64/cortex-a53/SConscript
+++ b/libcpu/aarch64/cortex-a53/SConscript
@@ -8,6 +8,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c') + Glob('*.cpp') + Glob('*.S')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/aarch64/cortex-a72/SConscript b/libcpu/aarch64/cortex-a72/SConscript
index 1dfa9022c5..5f509fbf5b 100644
--- a/libcpu/aarch64/cortex-a72/SConscript
+++ b/libcpu/aarch64/cortex-a72/SConscript
@@ -8,6 +8,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c') + Glob('*.cpp') + Glob('*.S')
 CPPPATH = [cwd]
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arc/common/SConscript b/libcpu/arc/common/SConscript
index 1962dec615..19604861f2 100644
--- a/libcpu/arc/common/SConscript
+++ b/libcpu/arc/common/SConscript
@@ -5,6 +5,6 @@ src     = Glob('*.c')
 CPPPATH = [cwd]
 
 
-group = DefineGroup('Libcpu', src, depend = [], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arc/em/SConscript b/libcpu/arc/em/SConscript
index 2210cba597..215749bea4 100644
--- a/libcpu/arc/em/SConscript
+++ b/libcpu/arc/em/SConscript
@@ -10,6 +10,6 @@ CPPPATH = [cwd]
 
 src += Glob('*.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/AT91SAM7S/SConscript b/libcpu/arm/AT91SAM7S/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/AT91SAM7S/SConscript
+++ b/libcpu/arm/AT91SAM7S/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/AT91SAM7X/SConscript b/libcpu/arm/AT91SAM7X/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/AT91SAM7X/SConscript
+++ b/libcpu/arm/AT91SAM7X/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/am335x/SConscript b/libcpu/arm/am335x/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/am335x/SConscript
+++ b/libcpu/arm/am335x/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/arm926/SConscript b/libcpu/arm/arm926/SConscript
index 705307f210..9bd0ddaf0a 100644
--- a/libcpu/arm/arm926/SConscript
+++ b/libcpu/arm/arm926/SConscript
@@ -20,6 +20,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/arm/armv6/SConscript b/libcpu/arm/armv6/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/armv6/SConscript
+++ b/libcpu/arm/armv6/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/common/SConscript b/libcpu/arm/common/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/common/SConscript
+++ b/libcpu/arm/common/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-a/SConscript b/libcpu/arm/cortex-a/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-a/SConscript
+++ b/libcpu/arm/cortex-a/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m0/SConscript b/libcpu/arm/cortex-m0/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m0/SConscript
+++ b/libcpu/arm/cortex-m0/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m23/SConscript b/libcpu/arm/cortex-m23/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m23/SConscript
+++ b/libcpu/arm/cortex-m23/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m3/SConscript b/libcpu/arm/cortex-m3/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m3/SConscript
+++ b/libcpu/arm/cortex-m3/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m33/SConscript b/libcpu/arm/cortex-m33/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m33/SConscript
+++ b/libcpu/arm/cortex-m33/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m4/SConscript b/libcpu/arm/cortex-m4/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m4/SConscript
+++ b/libcpu/arm/cortex-m4/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-m7/SConscript b/libcpu/arm/cortex-m7/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-m7/SConscript
+++ b/libcpu/arm/cortex-m7/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/cortex-r4/SConscript b/libcpu/arm/cortex-r4/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/cortex-r4/SConscript
+++ b/libcpu/arm/cortex-r4/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/dm36x/SConscript b/libcpu/arm/dm36x/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/dm36x/SConscript
+++ b/libcpu/arm/dm36x/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/lpc214x/SConscript b/libcpu/arm/lpc214x/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/lpc214x/SConscript
+++ b/libcpu/arm/lpc214x/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/lpc24xx/SConscript b/libcpu/arm/lpc24xx/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/lpc24xx/SConscript
+++ b/libcpu/arm/lpc24xx/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/realview-a8-vmm/SConscript b/libcpu/arm/realview-a8-vmm/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/realview-a8-vmm/SConscript
+++ b/libcpu/arm/realview-a8-vmm/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/s3c24x0/SConscript b/libcpu/arm/s3c24x0/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/s3c24x0/SConscript
+++ b/libcpu/arm/s3c24x0/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/s3c44b0/SConscript b/libcpu/arm/s3c44b0/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/s3c44b0/SConscript
+++ b/libcpu/arm/s3c44b0/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/sep4020/SConscript b/libcpu/arm/sep4020/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/sep4020/SConscript
+++ b/libcpu/arm/sep4020/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/arm/zynq7000/SConscript b/libcpu/arm/zynq7000/SConscript
index 729d9c03df..990f753abd 100644
--- a/libcpu/arm/zynq7000/SConscript
+++ b/libcpu/arm/zynq7000/SConscript
@@ -18,6 +18,6 @@ if rtconfig.PLATFORM == 'gcc':
 if rtconfig.PLATFORM == 'iar':
     src += Glob('*_iar.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/avr32/uc3/SConscript b/libcpu/avr32/uc3/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/avr32/uc3/SConscript
+++ b/libcpu/avr32/uc3/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/blackfin/bf53x/SConscript b/libcpu/blackfin/bf53x/SConscript
index 86d5d3973d..5908a24142 100644
--- a/libcpu/blackfin/bf53x/SConscript
+++ b/libcpu/blackfin/bf53x/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_vdsp.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/c-sky/ck802/SConscript b/libcpu/c-sky/ck802/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/c-sky/ck802/SConscript
+++ b/libcpu/c-sky/ck802/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/c-sky/common/SConscript b/libcpu/c-sky/common/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/c-sky/common/SConscript
+++ b/libcpu/c-sky/common/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/ia32/SConscript b/libcpu/ia32/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/ia32/SConscript
+++ b/libcpu/ia32/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/m16c/m16c62p/SConscript b/libcpu/m16c/m16c62p/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/m16c/m16c62p/SConscript
+++ b/libcpu/m16c/m16c62p/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/mips/common/SConscript b/libcpu/mips/common/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/mips/common/SConscript
+++ b/libcpu/mips/common/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/mips/gs232/SConscript b/libcpu/mips/gs232/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/mips/gs232/SConscript
+++ b/libcpu/mips/gs232/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/mips/gs264/SConscript b/libcpu/mips/gs264/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/mips/gs264/SConscript
+++ b/libcpu/mips/gs264/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/mips/pic32/SConscript b/libcpu/mips/pic32/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/mips/pic32/SConscript
+++ b/libcpu/mips/pic32/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/nios/nios_ii/SConscript b/libcpu/nios/nios_ii/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/nios/nios_ii/SConscript
+++ b/libcpu/nios/nios_ii/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/ppc/common/SConscript b/libcpu/ppc/common/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/ppc/common/SConscript
+++ b/libcpu/ppc/common/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/ppc/ppc405/SConscript b/libcpu/ppc/ppc405/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/ppc/ppc405/SConscript
+++ b/libcpu/ppc/ppc405/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/bumblebee/SConscript b/libcpu/risc-v/bumblebee/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/risc-v/bumblebee/SConscript
+++ b/libcpu/risc-v/bumblebee/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/common/SConscript b/libcpu/risc-v/common/SConscript
index 6d6f2fca51..08a1215daf 100644
--- a/libcpu/risc-v/common/SConscript
+++ b/libcpu/risc-v/common/SConscript
@@ -7,6 +7,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/e310/SConscript b/libcpu/risc-v/e310/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/risc-v/e310/SConscript
+++ b/libcpu/risc-v/e310/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/k210/SConscript b/libcpu/risc-v/k210/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/risc-v/k210/SConscript
+++ b/libcpu/risc-v/k210/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/nuclei/SConscript b/libcpu/risc-v/nuclei/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/risc-v/nuclei/SConscript
+++ b/libcpu/risc-v/nuclei/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/rv32m1/SConscript b/libcpu/risc-v/rv32m1/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/risc-v/rv32m1/SConscript
+++ b/libcpu/risc-v/rv32m1/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/risc-v/t-head/e906/SConscript b/libcpu/risc-v/t-head/e906/SConscript
index 6d6f2fca51..08a1215daf 100644
--- a/libcpu/risc-v/t-head/e906/SConscript
+++ b/libcpu/risc-v/t-head/e906/SConscript
@@ -7,6 +7,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/rx/SConscript b/libcpu/rx/SConscript
index 37ea22c449..57ad8ba965 100644
--- a/libcpu/rx/SConscript
+++ b/libcpu/rx/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_iar.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/sim/posix/SConscript b/libcpu/sim/posix/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/sim/posix/SConscript
+++ b/libcpu/sim/posix/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/sim/win32/SConscript b/libcpu/sim/win32/SConscript
index 91589d8f5c..4488a0dbb5 100644
--- a/libcpu/sim/win32/SConscript
+++ b/libcpu/sim/win32/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/sparc-v8/bm3803/SConscript b/libcpu/sparc-v8/bm3803/SConscript
index e80809d85b..62648f9eeb 100644
--- a/libcpu/sparc-v8/bm3803/SConscript
+++ b/libcpu/sparc-v8/bm3803/SConscript
@@ -12,6 +12,6 @@ if rtconfig.PLATFORM == 'gcc':
     src += Glob('*_init.S')
     src += Glob('*_gcc.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/sparc-v8/common/SConscript b/libcpu/sparc-v8/common/SConscript
index e80809d85b..62648f9eeb 100644
--- a/libcpu/sparc-v8/common/SConscript
+++ b/libcpu/sparc-v8/common/SConscript
@@ -12,6 +12,6 @@ if rtconfig.PLATFORM == 'gcc':
     src += Glob('*_init.S')
     src += Glob('*_gcc.S')
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH)
 
 Return('group')
diff --git a/libcpu/ti-dsp/c28x/SConscript b/libcpu/ti-dsp/c28x/SConscript
index 7690eb5960..2265bf3bee 100644
--- a/libcpu/ti-dsp/c28x/SConscript
+++ b/libcpu/ti-dsp/c28x/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*.s')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/unicore32/sep6200/SConscript b/libcpu/unicore32/sep6200/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/unicore32/sep6200/SConscript
+++ b/libcpu/unicore32/sep6200/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/v850/70f34/SConscript b/libcpu/v850/70f34/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/v850/70f34/SConscript
+++ b/libcpu/v850/70f34/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')
diff --git a/libcpu/xilinx/microblaze/SConscript b/libcpu/xilinx/microblaze/SConscript
index fa3e28e56a..da76d51366 100644
--- a/libcpu/xilinx/microblaze/SConscript
+++ b/libcpu/xilinx/microblaze/SConscript
@@ -9,6 +9,6 @@ src     = Glob('*.c') + Glob('*.cpp') + Glob('*_gcc.S')
 CPPPATH = [cwd]
 ASFLAGS = ''
 
-group = DefineGroup('Libcpu', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
+group = DefineGroup('LIBARCH', src, depend = [''], CPPPATH = CPPPATH, ASFLAGS = ASFLAGS)
 
 Return('group')