diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e112739..c8803a9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -43,3 +43,19 @@ jobs:
           bundler: 2.3.26
       - name: Run tests
         run: bundle exec rspec
+
+  test-prism:
+    runs-on: ubuntu-latest
+    env:
+      BUNDLE_GEMFILE: "gemfiles/rubocop_1.66.gemfile"
+      PARSER_ENGINE: parser_pris
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true # 'bundle install' and cache gems
+          ruby-version: 3.3
+          bundler: 2.3.26
+      - name: Run tests
+        run: bundle exec rspec