diff --git a/modules/libpr0n/src/VectorImage.cpp b/modules/libpr0n/src/VectorImage.cpp
index 6b697be936c..43d08d96806 100644
--- a/modules/libpr0n/src/VectorImage.cpp
+++ b/modules/libpr0n/src/VectorImage.cpp
@@ -687,6 +687,7 @@ VectorImage::OnStopRequest(nsIRequest* aRequest, nsISupports* aCtxt,
     observer->OnStopFrame(nsnull, 0);
     observer->OnStopDecode(nsnull, NS_OK, nsnull);
   }
+  EvaluateAnimation();
 
   return rv;
 }