diff --git a/bsp/simulator/applications/application.c b/bsp/simulator/applications/application.c
index 6394cf736b..86db4113aa 100755
--- a/bsp/simulator/applications/application.c
+++ b/bsp/simulator/applications/application.c
@@ -50,8 +50,11 @@ void rt_init_thread_entry(void *parameter)
 
 #ifdef RT_USING_DFS_ELMFAT
         /* mount sd card fatfs as root directory */
-        //if (dfs_mount("sd0", "/disk/sd", "elm", 0, 0) == 0)
+#ifdef _WIN32
+        if (dfs_mount("sd0", "/disk/sd", "elm", 0, 0) == 0)
+#else
         if (dfs_mount("sd0", "/", "elm", 0, 0) == 0)
+#endif
             rt_kprintf("fatfs initialized!\n");
         else
             rt_kprintf("fatfs initialization failed!\n");
@@ -75,11 +78,6 @@ void rt_init_thread_entry(void *parameter)
 
     }
 #endif
-
-#if defined(RT_USING_RTGUI)
-    //rt_thread_delay(RT_TICK_PER_SECOND);
-    //snake_main();
-#endif
 }
 
 static void rt_test_thread_entry(void *parameter)