diff --git a/ext/standard/tests/strings/bug36944.phpt b/ext/standard/tests/strings/bug36944.phpt
index efe419a6a35..2a43d060e2f 100644
--- a/ext/standard/tests/strings/bug36944.phpt
+++ b/ext/standard/tests/strings/bug36944.phpt
@@ -16,11 +16,11 @@ echo "Done\n";
 --EXPECTF--	
 Warning: Length must be greater than or equal to 0 in %s on line %d
 bool(false)
-int(1)
+int(%d)
 int(0)
 
 Warning: Length must be greater than or equal to 0 in %s on line %d
 bool(false)
-int(15)
+int(%d)
 int(0)
 Done