diff --git a/components/finsh/SConscript b/components/finsh/SConscript
index edb52eb357..8d6729e4a7 100644
--- a/components/finsh/SConscript
+++ b/components/finsh/SConscript
@@ -28,10 +28,10 @@ msh.c
 
 CPPPATH = [cwd]
 if rtconfig.CROSS_TOOL == 'keil':
-    LINKFLAGS = ' --keep __fsym_*'
+    LINKFLAGS = ' --keep *.o(FSymTab)'
 
     if not GetDepend('FINSH_USING_MSH_ONLY'):
-        LINKFLAGS = LINKFLAGS + ' --keep __vsym_* '
+        LINKFLAGS = LINKFLAGS + ' --keep *.o(VSymTab) '
 else:
     LINKFLAGS = '' 
 
diff --git a/src/SConscript b/src/SConscript
index 6d59365195..953ea5060d 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -9,9 +9,9 @@ if rtconfig.CROSS_TOOL == 'keil':
     # add more link flags for module and components_init.
     LINKFLAGS = ''
     if GetDepend('RT_USING_MODULE'):
-        LINKFLAGS = ' --keep __rtmsym_* '
+        LINKFLAGS += ' --keep *.o(RTMSymTab) '
     if GetDepend('RT_USING_COMPONENTS_INIT'):
-        LINKFLAGS = ' --keep __rt_init* '
+        LINKFLAGS += ' --keep *.o(.rti_fn.*) '
 else:
     LINKFLAGS = ''