diff --git a/start.S b/start.S
index 1322571..eb63658 100644
--- a/start.S
+++ b/start.S
@@ -10,5 +10,5 @@ vtable:
     .word __hard_reset__+1
 
 __hard_reset__:
-    ldr sp, =__stack_start
+    ldr sp, [pc, #-12]
     b __hard_reset__