diff --git a/direct/src/interval/IntervalGlobal.py b/direct/src/interval/IntervalGlobal.py
index fa0f2de379..1fd31df7ab 100644
--- a/direct/src/interval/IntervalGlobal.py
+++ b/direct/src/interval/IntervalGlobal.py
@@ -14,3 +14,4 @@ from pandac.PandaModules import *
 from ProjectileInterval import *
 from MetaInterval import *
 from IntervalManager import *
+from TestInterval import *