diff --git a/perf/class-static-prop.php b/perf/class-static-prop.php
index 7e066911..01854fa3 100644
--- a/perf/class-static-prop.php
+++ b/perf/class-static-prop.php
@@ -3,6 +3,7 @@ use native_types;
 
 class Foo {
     static public int $a;
+    static public object $o;
 }
 
 function isset_static(int $n) {
@@ -19,7 +20,18 @@ function static_prop_add(int $n) {
     var_dump(Foo::$a);
 }
 
+function static_prop_add_object(int $n)
+{
+    Foo::$o = new stdClass();
+    Foo::$o->a = 'hello world';
+    for ($i = 0; $i < $n; ++$i) {
+        $x = isset(Foo::$o);
+    }
+    var_dump(Foo::$o);
+}
+
 function main(): void {
-    isset_static(100000);
-    static_prop_add(100000);
+//    isset_static(100000);
+//    static_prop_add(100000);
+    static_prop_add_object(1000);
 }
\ No newline at end of file