diff --git a/{{cookiecutter.project_slug}}/config/settings/production.py b/{{cookiecutter.project_slug}}/config/settings/production.py
index 582e3161c..16377aa32 100644
--- a/{{cookiecutter.project_slug}}/config/settings/production.py
+++ b/{{cookiecutter.project_slug}}/config/settings/production.py
@@ -19,7 +19,7 @@ DATABASES['default']['CONN_MAX_AGE'] = env.int('CONN_MAX_AGE', default=60)
 CACHES = {
     'default': {
         'BACKEND': 'django_redis.cache.RedisCache',
-        'LOCATION': f"{env('REDIS_URL', default='redis://127.0.0.1:6379')}/0",
+        'LOCATION': "{}/0".format(env('REDIS_URL', default='redis://127.0.0.1:6379')),
         'OPTIONS': {
             'CLIENT_CLASS': 'django_redis.client.DefaultClient',
             # Mimicing memcache behavior.