diff --git a/Library/Homebrew/test/cmd/cask_spec.rb b/Library/Homebrew/test/cmd/cask_spec.rb
index e46843cab23422ca043d72594aa6bfe91ac83cb5..fcd7e6a16b4c6e80765192785142ef14cb9290dc 100644
--- a/Library/Homebrew/test/cmd/cask_spec.rb
+++ b/Library/Homebrew/test/cmd/cask_spec.rb
@@ -2,7 +2,9 @@ describe "brew cask", :integration_test, :needs_macos, :needs_official_cmd_taps
   describe "list" do
     it "returns a list of installed Casks" do
       setup_remote_tap("caskroom/cask")
-      expect { brew "cask", "list" }.to be_a_success
+      shutup do
+        expect { brew "cask", "list" }.to be_a_success
+      end
     end
   end
 end