diff --git a/direct/src/fsm/FourState.py b/direct/src/fsm/FourState.py
index c557391891..5f581173fd 100755
--- a/direct/src/fsm/FourState.py
+++ b/direct/src/fsm/FourState.py
@@ -146,6 +146,7 @@ class FourState:
     
     def exitState0(self):
         assert(self.debugPrint("exit0()"))
+        self.changedOnState(0)
     
     ##### state 1 #####