diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8ab890e..720b0b8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -150,3 +150,4 @@ jobs:
           POSTGRES_USERNAME: postgres
           POSTGRES_PASSWORD: postgres
           POSTGRES_PORT: ${{ job.services.postgres.ports[5432] }}
+          DEFAULT_CDN_HOST: some.domain.com