diff --git a/MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController+Extension.swift b/MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController+Extension.swift
index 4c389bd3..77f9126d 100644
--- a/MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController+Extension.swift
+++ b/MVMCoreUI/Containers/SplitViewController/MVMCoreUISplitViewController+Extension.swift
@@ -125,7 +125,7 @@ extension MVMCoreUISplitViewController: MVMCoreViewManagerProtocol {
     }
     
     public func containsPage(withPageType pageType: String?) -> Bool {
-        navigationController!.containsPage(withPageType: pageType)
+        navigationController?.containsPage(withPageType: pageType) ?? false
     }
     
     public func displayedViewController(_ viewController: UIViewController) {