diff --git a/MVMCore/MVMCore/PresentationHandling/MVMCoreNavigationOperation.m b/MVMCore/MVMCore/PresentationHandling/MVMCoreNavigationOperation.m
index 60dfd9e..bb4f7f8 100644
--- a/MVMCore/MVMCore/PresentationHandling/MVMCoreNavigationOperation.m
+++ b/MVMCore/MVMCore/PresentationHandling/MVMCoreNavigationOperation.m
@@ -268,7 +268,7 @@
             [self.navigationObject.viewController removeFromParentViewController];
             [self markAsFinished];
             if (self.delegate && [self.delegate respondsToSelector:@selector(navigationController:interactiveTransitionWasCanceled:)]) {
-                [self.delegate navigationController:self.navigationObject.navigationController interactiveTransitionWasCanceled: true];
+                [self.delegate navigationController:self.navigationObject.navigationController interactiveTransitionWasCanceled:true];
             }
         }
     } else {