diff --git a/src/main/java/com/simsilica/lemur/anim/TweenAnimation.java b/src/main/java/com/simsilica/lemur/anim/TweenAnimation.java
index bd6b91cb..b01cd607 100644
--- a/src/main/java/com/simsilica/lemur/anim/TweenAnimation.java
+++ b/src/main/java/com/simsilica/lemur/anim/TweenAnimation.java
@@ -72,7 +72,7 @@ public boolean isLooping() {
      *  Returns true if the animation is currently running.
      */
     public boolean isRunning() {
-        return (loop && running) && t >= 0;
+        return running && (loop || t >= 0);
     }
  
     /**