diff --git a/Iterable-React-Native-SDK.podspec b/Iterable-React-Native-SDK.podspec
index 14c6d5966..ce501bf43 100644
--- a/Iterable-React-Native-SDK.podspec
+++ b/Iterable-React-Native-SDK.podspec
@@ -39,6 +39,6 @@ Pod::Spec.new do |s|
     end
   end
 
-  s.dependency "Iterable-iOS-SDK", "6.5.4"
+  s.dependency "Iterable-iOS-SDK", "6.5.6"
   
 end
diff --git a/ios/RNIterableAPI/ReactIterableAPI.swift b/ios/RNIterableAPI/ReactIterableAPI.swift
index 4db314f20..08c4b9ba7 100644
--- a/ios/RNIterableAPI/ReactIterableAPI.swift
+++ b/ios/RNIterableAPI/ReactIterableAPI.swift
@@ -679,7 +679,12 @@ extension ReactIterableAPI: IterableAuthDelegate {
             }
         }
     }
-    
+
+    func onAuthFailure(_ authFailure: IterableSDK.AuthFailure) {
+            
+    }
+
+    // Deprecated in iterable-swift-sdk 6.5.5: https://github.com/Iterable/iterable-swift-sdk/releases/tag/6.5.5
     func onTokenRegistrationFailed(_ reason: String?) {
         
     }