diff --git a/App/Tabs/TabBarView.swift b/App/Tabs/TabBarView.swift
index 9581038..6ebc987 100644
--- a/App/Tabs/TabBarView.swift
+++ b/App/Tabs/TabBarView.swift
@@ -99,13 +99,13 @@ class TabView: UIControl
     }
 }
 
-protocol TabBarViewDataSource: class {
+protocol TabBarViewDataSource: AnyObject {
     func numberOfTabs(forTabBarView: TabBarView) -> Int
     func tabBarView(_ tabBarView: TabBarView, titleForTabAtIndex: Int) -> String
     func tabBarView(_ tabBarView: TabBarView, imageForTabAtIndex: Int) -> UIImage?
 }
 
-protocol TabBarViewDelegate: class {
+protocol TabBarViewDelegate: AnyObject {
     func tabBarView(_ tabBarView: TabBarView, didClickToActivateTabAtIndex: Int)
     func tabBarView(_ tabBarView: TabBarView, didClickToCloseTabAtIndex: Int)
 }