diff --git a/.github/workflows/super_diff.yml b/.github/workflows/super_diff.yml
index 73d7a9d4..7c2eeef5 100644
--- a/.github/workflows/super_diff.yml
+++ b/.github/workflows/super_diff.yml
@@ -79,7 +79,7 @@ jobs:
     needs:
       - lint
       - audit
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
@@ -103,5 +103,14 @@ jobs:
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true
+      - name: Install Zeus
+        run: gem install zeus
+      - name: Start Zeus
+        uses: JarvusInnovations/background-action
+        with:
+          run: zeus start &
+          wait-on: socket:zeus.sock
+          tail: true
+          wait-for: 5s
       - name: Run tests
         run: bundle exec rake --trace