diff --git a/scene/main/scene_tree.cpp b/scene/main/scene_tree.cpp
index 367bd2c4461..d775ad9c3d4 100644
--- a/scene/main/scene_tree.cpp
+++ b/scene/main/scene_tree.cpp
@@ -1620,7 +1620,7 @@ void SceneTree::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_pause", "enable"), &SceneTree::set_pause);
 	ClassDB::bind_method(D_METHOD("is_paused"), &SceneTree::is_paused);
 
-	ClassDB::bind_method(D_METHOD("create_timer", "time_sec", "process_always", "process_in_physics", "ignore_time_scale", "owner"), &SceneTree::create_timer, DEFVAL(true), DEFVAL(false), DEFVAL(false));
+	ClassDB::bind_method(D_METHOD("create_timer", "time_sec", "process_always", "process_in_physics", "ignore_time_scale", "owner"), &SceneTree::create_timer, DEFVAL(true), DEFVAL(false), DEFVAL(false), DEFVAL(nullptr));
 
 	ClassDB::bind_method(D_METHOD("create_tween"), &SceneTree::create_tween);
 	ClassDB::bind_method(D_METHOD("get_processed_tweens"), &SceneTree::get_processed_tweens);