diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3644c6db..95567dbf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,6 +3,9 @@ on:
   - push
   - pull_request
 
+env:
+  CI: 1
+
 defaults:
   run:
     shell: bash
@@ -21,7 +24,6 @@ jobs:
         image: redis
         ports:
           - 6379:6379
-        options: --entrypoint redis-server
 
     steps:
       - name: Set up repo
diff --git a/tin/settings/__init__.py b/tin/settings/__init__.py
index 2c4ac44c..7f42e3e4 100644
--- a/tin/settings/__init__.py
+++ b/tin/settings/__init__.py
@@ -28,6 +28,8 @@
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
 
+CI = "CI" in os.environ
+
 ALLOWED_HOSTS = [
     "127.0.0.1",
     "localhost",
@@ -234,7 +236,7 @@
 CELERY_RESULT_BACKEND = "django-db"
 
 
-if DEBUG:
+if not CI and DEBUG:
     CELERY_BROKER_URL = "redis://redis:6379/0"
 else:
     CELERY_BROKER_URL = "redis://localhost:6379/1"