diff --git a/spec/generators/decorator/decorator_generator_spec.rb b/spec/generators/decorator/decorator_generator_spec.rb
index 84dd76a..c4318e8 100644
--- a/spec/generators/decorator/decorator_generator_spec.rb
+++ b/spec/generators/decorator/decorator_generator_spec.rb
@@ -40,6 +40,7 @@ describe Rails::Generators::DecoratorGenerator do
 
       context "with an ApplicationDecorator" do
         before do
+          allow_any_instance_of(Object).to receive(:require)
           allow_any_instance_of(Object).to receive(:require).with("application_decorator").and_return(
             stub_const "ApplicationDecorator", Class.new
           )