diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 37c4f31..430ed30 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -1,4 +1,4 @@
-version: "3.7"
+version: "3.3"
 services:
   db:
     container_name: db