diff --git a/bsp/stm32f40x/Libraries/SConscript b/bsp/stm32f40x/Libraries/SConscript
index 976061dd287ff0d46df9ff4b8bc05d834046e46a..d23856456a2a77d6cd017b77a0ae54f6aae76924 100644
--- a/bsp/stm32f40x/Libraries/SConscript
+++ b/bsp/stm32f40x/Libraries/SConscript
@@ -12,16 +12,6 @@ CMSIS/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c
 
 src += Glob('STM32F4xx_StdPeriph_Driver/src/*.c')
 
-# starupt scripts for each STM32 kind
-# startup_scripts = {}
-# startup_scripts['STM32F10X_CL']     = 'startup_stm32f10x_cl.s'
-# startup_scripts['STM32F10X_HD']     = 'startup_stm32f10x_hd.s'
-# startup_scripts['STM32F10X_HD_VL']  = 'startup_stm32f10x_hd_vl.s'
-# startup_scripts['STM32F10X_LD']     = 'startup_stm32f10x_ld.s'
-# startup_scripts['STM32F10X_LD_VL']  = 'startup_stm32f10x_ld_vl.s'
-# startup_scripts['STM32F10X_MD']     = 'startup_stm32f10x_md.s'
-# startup_scripts['STM32F10X_MD_VL']  = 'startup_stm32f10x_md_vl.s'
-# startup_scripts['STM32F10X_XL']	    = 'startup_stm32f10x_xl.s'
 
 #add for startup script 
 if rtconfig.CROSS_TOOL == 'gcc':
@@ -33,8 +23,7 @@ elif rtconfig.CROSS_TOOL == 'keil':
 
 path = [cwd + '/STM32F4xx_StdPeriph_Driver/inc', 
     cwd + '/CMSIS/ST/STM32F4xx/Include',
-    cwd + '/CMSIS/Include',
-    cwd + '/CMSIS/CM3/DeviceSupport/ST/STM32F10x']
+    cwd + '/CMSIS/Include']
 
 #CPPDEFINES = ['USE_STDPERIPH_DRIVER', rtconfig.STM32_TYPE]
 CPPDEFINES = ['USE_STDPERIPH_DRIVER']