diff --git a/duplicati/docker-compose.yaml b/duplicati/docker-compose.yaml
index e577a10..f42e676 100644
--- a/duplicati/docker-compose.yaml
+++ b/duplicati/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 networks:
   proxy:
     external: true
diff --git a/nextcloud/docker-compose.yaml b/nextcloud/docker-compose.yaml
index 6727690..53a1c70 100644
--- a/nextcloud/docker-compose.yaml
+++ b/nextcloud/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 volumes:
   nextcloud:
     name: nextcloud
diff --git a/sftp/docker-compose.yaml b/sftp/docker-compose.yaml
index 5e3d1c1..7c7c613 100644
--- a/sftp/docker-compose.yaml
+++ b/sftp/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 networks:
   proxy:
     external: true
diff --git a/traefik/docker-compose.yaml b/traefik/docker-compose.yaml
index af8384a..ab8d084 100644
--- a/traefik/docker-compose.yaml
+++ b/traefik/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 networks:
   proxy:
     external: false
diff --git a/vault/docker-compose.yaml b/vault/docker-compose.yaml
index 9e58a09..86df070 100644
--- a/vault/docker-compose.yaml
+++ b/vault/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 networks:
   proxy:
     external: true
diff --git a/watchtower/docker-compose.yaml b/watchtower/docker-compose.yaml
index 730118b..cfb172c 100644
--- a/watchtower/docker-compose.yaml
+++ b/watchtower/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3.9"
-
 services:
   watchtower:
     image: containrrr/watchtower