diff --git a/lib/rspec/core/let.rb b/lib/rspec/core/let.rb
index cb009813d2..b3ab7c08d9 100644
--- a/lib/rspec/core/let.rb
+++ b/lib/rspec/core/let.rb
@@ -94,16 +94,12 @@ def let!(name, &block)
       end
 
       # @private
-      module ExampleMethods
-        # @private
-        def __memoized
-          @__memoized ||= {}
-        end
+      def __memoized
+        @__memoized ||= {}
       end
 
       def self.included(mod)
         mod.extend ExampleGroupMethods
-        mod.__send__ :include, ExampleMethods
       end
     end
   end