diff --git a/misc/cgo/test/issue9400/asm_arm.s b/misc/cgo/test/issue9400/asm_arm.s
index 68e3a3b94f..d9d2abc2d4 100644
--- a/misc/cgo/test/issue9400/asm_arm.s
+++ b/misc/cgo/test/issue9400/asm_arm.s
@@ -1,7 +1,7 @@
 #include "textflag.h"
 
 TEXT cas<>(SB),NOSPLIT,$0
-	MOVW	$0xffff0fc0, PC
+	MOVW	$0xffff0fc0, R15 // R15 is PC
 
 TEXT ·RewindAndSetgid(SB),NOSPLIT,$-4-0
 	// Save link register