diff --git a/lib/runtime.asm b/lib/runtime.asm
index 8e4034b..974fbe1 100644
--- a/lib/runtime.asm
+++ b/lib/runtime.asm
@@ -25,6 +25,6 @@ _start:
 	jal main
 
 	# exit
-	move $a0, $v0
-	li $v0, 1
+	move	$a0, $v0
+	li	$v0, 60
 	syscall