diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8c53815..f509e75 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,6 +40,9 @@ jobs:
       - name: Install Homebrew Bundler RubyGems
         run: brew install-bundler-gems
 
+      - name: Install project gems
+        run: bundle install
+
       - name: Run brew test-bot (cleanup)
         run: brew test-bot --only-cleanup-before