diff --git a/servapps/Tandoor/cosmos-compose.json b/servapps/Tandoor/cosmos-compose.json
index dbe5c720..eb9a928a 100644
--- a/servapps/Tandoor/cosmos-compose.json
+++ b/servapps/Tandoor/cosmos-compose.json
@@ -10,6 +10,7 @@
       "environment": [
         "TZ=auto",
         "ALLOWED_HOSTS={Hostnames.{StaticServiceName}.{StaticServiceName}.host}",
+        "DB_ENGINE=django.db.backends.postgresql",
         "POSTGRES_DB=tandoor",
         "POSTGRES_USER=tandoor",
         "POSTGRES_PASSWORD={Passwords.0}",
@@ -85,4 +86,4 @@
     "{ServiceName}-postgres": {
     }
   }
-}
\ No newline at end of file
+}