diff --git a/ext/tests/multiple_hooks_modify_params.phpt b/ext/tests/multiple_hooks_modify_params.phpt
index 136ebe59..90e92f99 100644
--- a/ext/tests/multiple_hooks_modify_params.phpt
+++ b/ext/tests/multiple_hooks_modify_params.phpt
@@ -11,7 +11,7 @@ function helloWorld($a) {
     var_dump($a);
 }
 
-helloWorld('a');
+helloWorld(1);
 ?>
 --EXPECT--
-string(1) "c"
+int(3)