diff --git a/bsp/tm4c129x/libraries/startup/startup_gcc.c b/bsp/tm4c129x/libraries/startup/startup_gcc.c
index 47cba5cb27..3f9d93a46b 100644
--- a/bsp/tm4c129x/libraries/startup/startup_gcc.c
+++ b/bsp/tm4c129x/libraries/startup/startup_gcc.c
@@ -262,8 +262,6 @@ void ResetISR(void)
     //
     extern int entry(void);
     entry();
-    /*rtthread_startup();*/
-    main();
 }
 
 //*****************************************************************************