diff --git a/MVMCore/MVMCore/PresentationHandling/NavigationOperation.swift b/MVMCore/MVMCore/PresentationHandling/NavigationOperation.swift
index a6aa16c..d8aef54 100644
--- a/MVMCore/MVMCore/PresentationHandling/NavigationOperation.swift
+++ b/MVMCore/MVMCore/PresentationHandling/NavigationOperation.swift
@@ -68,9 +68,9 @@ open class NavigationOperation: MVMCoreOperation, UINavigationControllerDelegate
               let index = navigationController.getIndexOfViewController(with: pageType) else {
             return false
         }
-        var viewControllers = navigationController.viewControllers[...index]
+        var viewControllers = Array(navigationController.viewControllers[...index])
         viewControllers[index] = viewController
-        set(viewControllers: Array(viewControllers), navigationController: navigationController, animated: animated)
+        set(viewControllers: viewControllers, navigationController: navigationController, animated: animated)
         return true
     }