diff --git a/src/libc/setjmp/target/sh-generic/longjmp.S b/src/libc/setjmp/target/sh-generic/longjmp.S
index 6de1815..d4b2d82 100644
--- a/src/libc/setjmp/target/sh-generic/longjmp.S
+++ b/src/libc/setjmp/target/sh-generic/longjmp.S
@@ -15,9 +15,8 @@ _longjmp:
 
 	! check the returned value validity
 	tst	r5, r5
-	bf/s	int_block
-	mov	r5, r9
-	mov	#1, r9
+	movt	r9
+	add	r5, r9
 
 	! block interrupt
 int_block: