diff --git a/driver/board_driver/01-led/led.s b/driver/board_driver/01-led/led.s
index fc421da..2d4ed65 100644
--- a/driver/board_driver/01-led/led.s
+++ b/driver/board_driver/01-led/led.s
@@ -3,7 +3,8 @@
 .global _start
 
 _start:
-    ldr r0, =0x40000000
+    ldr sp, =0x40000000
+    b main