diff --git a/ViewDeck/IIViewDeckController.m b/ViewDeck/IIViewDeckController.m
index f744b98..a2a8173 100644
--- a/ViewDeck/IIViewDeckController.m
+++ b/ViewDeck/IIViewDeckController.m
@@ -1245,7 +1245,7 @@ - (void)viewWillTransitionToSize:(CGSize)size withTransitionCoordinator:(id<UIVi
     _preRotationCenterSize = self.centerView.bounds.size;
     _preRotationIsLandscape = UIInterfaceOrientationIsLandscape(self.interfaceOrientation);
     
-    [coordinator animateAlongsideTransition:NULL completion:^(id<UIViewControllerTransitionCoordinatorContext>  _Nonnull context) {
+    [coordinator animateAlongsideTransition:NULL completion:^(id<UIViewControllerTransitionCoordinatorContext> context) {
         [self arrangeViewsAfterRotation];
         
         [self applyCenterViewCornerRadiusAnimated:NO];