diff --git a/spec/controllers/application_controller_spec.rb b/spec/controllers/application_controller_spec.rb
index 236ec8e..d06fa74 100644
--- a/spec/controllers/application_controller_spec.rb
+++ b/spec/controllers/application_controller_spec.rb
@@ -6,7 +6,7 @@ describe DummyController do
   controller DummyController do
     skip_before_action :login_required
     def index
-      render :text => "Hello World"
+      render plain: "Hello World"
     end
   end