diff --git a/bsp/simulator/applications/SConscript b/bsp/simulator/applications/SConscript
index 6dbd985812..f13d9e42ca 100644
--- a/bsp/simulator/applications/SConscript
+++ b/bsp/simulator/applications/SConscript
@@ -3,11 +3,6 @@ from building import *
 cwd = GetCurrentDir()
 src	= Glob('*.c')
 
-# remove no need file.
-if GetDepend('RT_USING_DFS_WINSHAREDIR') == False:
-    SrcRemove(src, 'dfs_win32.c')
-if GetDepend('RT_USING_MODULE') == False:
-    SrcRemove(src, ['module_win32.c'])
 CPPPATH = [cwd, str(Dir('#'))]
 
 group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH)
diff --git a/bsp/simulator/drivers/SConscript b/bsp/simulator/drivers/SConscript
index 94fc2fa643..2f84e1db02 100644
--- a/bsp/simulator/drivers/SConscript
+++ b/bsp/simulator/drivers/SConscript
@@ -12,7 +12,10 @@ if GetDepend('RT_USING_DFS') == False or GetDepend('RT_USING_MTD_NAND') == False
     SrcRemove(src, 'nanddrv_file.c')
 if GetDepend('RT_USING_DFS') == False or GetDepend('RT_USING_MTD_NOR') == False:
     SrcRemove(src, 'sst25vfxx_mtd_sim.c')
-
+if GetDepend('RT_USING_DFS_WINSHAREDIR') == False:
+    SrcRemove(src, 'dfs_win32.c')
+if GetDepend('RT_USING_MODULE') == False:
+    SrcRemove(src, ['module_win32.c'])
 CPPPATH = [cwd]
 
 group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
diff --git a/bsp/simulator/applications/dfs_win32.c b/bsp/simulator/drivers/dfs_win32.c
similarity index 100%
rename from bsp/simulator/applications/dfs_win32.c
rename to bsp/simulator/drivers/dfs_win32.c
diff --git a/bsp/simulator/applications/module_win32.c b/bsp/simulator/drivers/module_win32.c
similarity index 100%
rename from bsp/simulator/applications/module_win32.c
rename to bsp/simulator/drivers/module_win32.c