diff --git a/NYTPhotoViewer/NYTPhotoDismissalInteractionController.m b/NYTPhotoViewer/NYTPhotoDismissalInteractionController.m
index 433f51c9..d8c9f14a 100644
--- a/NYTPhotoViewer/NYTPhotoDismissalInteractionController.m
+++ b/NYTPhotoViewer/NYTPhotoDismissalInteractionController.m
@@ -35,7 +35,7 @@ - (void)didPanWithPanGestureRecognizer:(UIPanGestureRecognizer *)panGestureRecog
     CGFloat backgroundAlpha = [self backgroundAlphaForPanningWithVerticalDelta:verticalDelta];
     fromView.backgroundColor = [fromView.backgroundColor colorWithAlphaComponent:backgroundAlpha];
     
-    if (panGestureRecognizer.state == UIGestureRecognizerStateEnded) {
+    if (panGestureRecognizer.state == UIGestureRecognizerStateEnded || panGestureRecognizer.state == UIGestureRecognizerStateCancelled) {
         [self finishPanWithPanGestureRecognizer:panGestureRecognizer verticalDelta:verticalDelta viewToPan:viewToPan anchorPoint:anchorPoint];
     }
 }