diff --git a/.github/workflows/tox.yml b/.github/workflows/tox.yml
index ddb302a..8236923 100644
--- a/.github/workflows/tox.yml
+++ b/.github/workflows/tox.yml
@@ -89,8 +89,7 @@ jobs:
       - name: Install tox
         run: pip install tox
 
-      - name: Run tox
+      - name: Run tox (pg-only)
         env:
-          TOXENV: pg-only
           DATABASE_URL: postgres://postgres:postgres@postgres:5432/postgres
-        run: tox
+        run: tox -e pg-only