diff --git a/templates/docker-compose.v2.yml b/templates/docker-compose.v2.yml
index eebc3bc..aff6a57 100644
--- a/templates/docker-compose.v2.yml
+++ b/templates/docker-compose.v2.yml
@@ -1,4 +1,3 @@
-version: "3.9"
 services:
   web:
     image: ghcr.io/postalserver/postal:{{version}}
diff --git a/templates/docker-compose.v3.yml b/templates/docker-compose.v3.yml
index 16cf3dd..c8d337a 100644
--- a/templates/docker-compose.v3.yml
+++ b/templates/docker-compose.v3.yml
@@ -1,4 +1,3 @@
-version: "3.9"
 services:
   web:
     image: ghcr.io/postalserver/postal:{{version}}