diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 88b5b6b..b1f6a7b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -101,4 +101,5 @@ jobs:
           tox -e ${{ matrix.toxenv }}
         env:
           TOXENV: ${{ matrix.toxenv }}
+          DATABASE_URL: postgres://postgres:postgres@localhost/wagtail_ab_testing
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}