diff --git a/lib/rspec/mocks/verifying_proxy.rb b/lib/rspec/mocks/verifying_proxy.rb
index b39871c87..1d8d207dc 100644
--- a/lib/rspec/mocks/verifying_proxy.rb
+++ b/lib/rspec/mocks/verifying_proxy.rb
@@ -160,6 +160,7 @@ def proxy_method_invoked(obj, *args, &block)
         validate_arguments!(args)
         super
       end
+      ruby2_keywords :proxy_method_invoked if respond_to?(:ruby2_keywords, true)
 
       def validate_arguments!(actual_args)
         @method_reference.with_signature do |signature|