diff --git a/activemodel/lib/active_model/lint.rb b/activemodel/lib/active_model/lint.rb
index <HASH>..<HASH> 100644
--- a/activemodel/lib/active_model/lint.rb
+++ b/activemodel/lib/active_model/lint.rb
@@ -22,8 +22,6 @@ module ActiveModel
         assert model.respond_to?(:to_key), "The model should respond to to_key"
         def model.persisted?() false end
         assert model.to_key.nil?
-        def model.persisted?() true end
-        assert model.to_key.respond_to?(:each)
       end
 
       # == Responds to <tt>to_param</tt>
ActiveModel::Lint should not require our models to respond to id.