diff --git a/docker-compose.override.yml b/docker-compose.override.yml
index 3be135b6d..df907d7c3 100644
--- a/docker-compose.override.yml
+++ b/docker-compose.override.yml
@@ -2,7 +2,7 @@
 # This file is used for development. It it not intended for production!
 # See https://libretime.org/docs/developer-manual/development/environment/#docker-compose
 #
-version: "3.9"
+version: "3.7"
 
 services:
   postgres:
diff --git a/docker-compose.yml b/docker-compose.yml
index 176235413..cb02af30d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,4 @@
-version: "3.9"
+version: "3.7"
 
 services:
   postgres: