diff --git a/src/ios/CDVInAppBrowserNavigationController.m b/src/ios/CDVInAppBrowserNavigationController.m
index c77a3e6..ff66487 100644
--- a/src/ios/CDVInAppBrowserNavigationController.m
+++ b/src/ios/CDVInAppBrowserNavigationController.m
@@ -63,7 +63,7 @@
     return YES;
 }
 
-- (NSUInteger)supportedInterfaceOrientations
+- (UIInterfaceOrientationMask)supportedInterfaceOrientations
 {
     if ((self.orientationDelegate != nil) && [self.orientationDelegate respondsToSelector:@selector(supportedInterfaceOrientations)]) {
         return [self.orientationDelegate supportedInterfaceOrientations];
@@ -72,14 +72,4 @@
     return 1 << UIInterfaceOrientationPortrait;
 }
 
-- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
-{
-    if ((self.orientationDelegate != nil) && [self.orientationDelegate respondsToSelector:@selector(shouldAutorotateToInterfaceOrientation:)]) {
-        return [self.orientationDelegate shouldAutorotateToInterfaceOrientation:interfaceOrientation];
-    }
-
-    return YES;
-}
-
-
 @end
diff --git a/src/ios/CDVWKInAppBrowser.m b/src/ios/CDVWKInAppBrowser.m
index 95e198e..88ef182 100644
--- a/src/ios/CDVWKInAppBrowser.m
+++ b/src/ios/CDVWKInAppBrowser.m
@@ -1227,7 +1227,7 @@ BOOL isExiting = FALSE;
     return YES;
 }
 
-- (NSUInteger)supportedInterfaceOrientations
+- (UIInterfaceOrientationMask)supportedInterfaceOrientations
 {
     if ((self.orientationDelegate != nil) && [self.orientationDelegate respondsToSelector:@selector(supportedInterfaceOrientations)]) {
         return [self.orientationDelegate supportedInterfaceOrientations];
@@ -1236,14 +1236,4 @@ BOOL isExiting = FALSE;
     return 1 << UIInterfaceOrientationPortrait;
 }
 
-- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
-{
-    if ((self.orientationDelegate != nil) && [self.orientationDelegate respondsToSelector:@selector(shouldAutorotateToInterfaceOrientation:)]) {
-        return [self.orientationDelegate shouldAutorotateToInterfaceOrientation:interfaceOrientation];
-    }
-    
-    return YES;
-}
-
-
 @end //CDVWKInAppBrowserViewController