diff --git a/MVMCoreUI/Atomic/Molecules/NavigationBar/Buttons/NavigationButtomModelProtocol.swift b/MVMCoreUI/Atomic/Molecules/NavigationBar/Buttons/NavigationButtomModelProtocol.swift
index e43f4664..50870172 100644
--- a/MVMCoreUI/Atomic/Molecules/NavigationBar/Buttons/NavigationButtomModelProtocol.swift
+++ b/MVMCoreUI/Atomic/Molecules/NavigationBar/Buttons/NavigationButtomModelProtocol.swift
@@ -12,5 +12,6 @@ public protocol NavigationButtonModelProtocol: ButtonModelProtocol {
     // TODO: add color setting to models and items
     //var color: Color? { get set }
     
-    func createNavigationItemButton(delegateObject: MVMCoreUIDelegateObject?, additionalData: [AnyHashable: Any]?) -> BarButtonItem
+    /// Returns a bar button item created using data from the model.
+    func createNavigationItemButton(delegateObject: MVMCoreUIDelegateObject?, additionalData: [AnyHashable: Any]?) -> UIBarButtonItem
 }