diff --git a/components/external/jpeg/SConscript b/components/external/jpeg/SConscript
index 72ead4f3d0..164a90f6a0 100644
--- a/components/external/jpeg/SConscript
+++ b/components/external/jpeg/SConscript
@@ -31,7 +31,7 @@ jquant2.c
 jdmerge.c
 jmemnobs.c
 ''')
-CPPPATH = [RTT_ROOT + '/components/rtgui/common/jpeg']
+CPPPATH = [RTT_ROOT + '/components/external/jpeg']
 
 group = DefineGroup('jpeg', src, depend = ['RTGUI_IMAGE_JPEG'], CPPPATH = CPPPATH)
 
diff --git a/components/external/libpng/SConscript b/components/external/libpng/SConscript
index 74c369c071..36bf595d78 100644
--- a/components/external/libpng/SConscript
+++ b/components/external/libpng/SConscript
@@ -21,7 +21,7 @@ pngwrite.c
 pngwtran.c
 pngwutil.c
 ''')
-CPPPATH = [RTT_ROOT + '/components/rtgui/common/libpng']
+CPPPATH = [RTT_ROOT + '/components/external/libpng']
 
 group = DefineGroup('libpng', src, depend = ['RTGUI_IMAGE_PNG'], CPPPATH = CPPPATH)
 
diff --git a/components/external/libz/SConscript b/components/external/libz/SConscript
index 4c763df343..2b6aa8a664 100644
--- a/components/external/libz/SConscript
+++ b/components/external/libz/SConscript
@@ -16,7 +16,7 @@ trees.c
 uncompr.c
 zutil.c
 ''')
-CPPPATH = [RTT_ROOT + '/components/rtgui/common/libz']
+CPPPATH = [RTT_ROOT + '/components/external/libz']
 
 group = DefineGroup('libz', src, depend = ['RTGUI_IMAGE_PNG'], CPPPATH = CPPPATH)