diff --git a/direct/src/interval/Interval.py b/direct/src/interval/Interval.py
index 189b881d6c..98ada97061 100644
--- a/direct/src/interval/Interval.py
+++ b/direct/src/interval/Interval.py
@@ -78,7 +78,7 @@ class Interval(DirectObject):
             	self.setT(te)
             return Task.cont
         else:
-		self.setT(self.playDuration)
+	    self.setT(self.playDuration)
             return Task.done
 
     def printParams(self, indent=0):