diff --git a/include/osgAnimation/Interpolator b/include/osgAnimation/Interpolator
index dafd59752..3b0a331f2 100644
--- a/include/osgAnimation/Interpolator
+++ b/include/osgAnimation/Interpolator
@@ -85,7 +85,7 @@ namespace osgAnimation
             }
 
             int i = getKeyIndexFromTime(keyframes,time);
-            return keyframes[i].getValue();
+            result = keyframes[i].getValue();
         }
     };