diff --git a/app/models/manageiq/providers/amazon/cloud_manager.rb b/app/models/manageiq/providers/amazon/cloud_manager.rb
index 1bba89ba..c376cd2e 100644
--- a/app/models/manageiq/providers/amazon/cloud_manager.rb
+++ b/app/models/manageiq/providers/amazon/cloud_manager.rb
@@ -265,10 +265,6 @@ def supported_auth_types
     %w(default smartstate_docker)
   end
 
-  def supports_authentication?(authtype)
-    supported_auth_types.include?(authtype.to_s)
-  end
-
   def self.catalog_types
     {"amazon" => N_("Amazon")}
   end