diff --git a/ext/standard/tests/http/http_build_query/gh20583.phpt b/ext/standard/tests/http/http_build_query/gh20583.phpt
index 5ea0dbe9006bc..4dc772f2a872a 100644
--- a/ext/standard/tests/http/http_build_query/gh20583.phpt
+++ b/ext/standard/tests/http/http_build_query/gh20583.phpt
@@ -23,5 +23,6 @@ try {
     echo $e::class, ": ", $e->getMessage(), "\n";
 }
 ?>
---EXPECT--
+--EXPECTF--
 Error: Maximum call stack size reached.
+Fatal error: Maximum call stack size of %s reached during compilation. Try splitting expression in %s on line %d