1 files changed, 5 insertions, 2 deletions
diff --git a/Library/Homebrew/test/cask/cli_spec.rb b/Library/Homebrew/test/cask/cli_spec.rb
index f88af4188..e88b24ba2 100644
--- a/Library/Homebrew/test/cask/cli_spec.rb
+++ b/Library/Homebrew/test/cask/cli_spec.rb
@@ -57,10 +57,13 @@ describe Hbc::CLI, :cask do
     end
 
     it "respects the env variable when choosing what appdir to create" do
-      allow(ENV).to receive(:[])
+      allow(ENV).to receive(:[]).and_call_original
       allow(ENV).to receive(:[]).with("HOMEBREW_CASK_OPTS").and_return("--appdir=/custom/appdir")
-      expect(Hbc).to receive(:appdir=).with(Pathname.new("/custom/appdir"))
+      allow(Hbc::Config.global).to receive(:appdir).and_call_original
+
       described_class.run("noop")
+
+      expect(Hbc::Config.global.appdir).to eq(Pathname.new("/custom/appdir"))
     end
 
     it "exits with a status of 1 when something goes wrong" do