diff --git a/docker/docker/caddy/docker-compose.yaml b/docker/docker/caddy/docker-compose.yaml
index a5a035c..2228ea0 100644
--- a/docker/docker/caddy/docker-compose.yaml
+++ b/docker/docker/caddy/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   # Webserver for static files and reverse proxy
   web:
diff --git a/docker/docker/codi/docker-compose.yaml b/docker/docker/codi/docker-compose.yaml
index 265a152..08e1ba4 100644
--- a/docker/docker/codi/docker-compose.yaml
+++ b/docker/docker/codi/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   codi:
     image: hackmdio/hackmd:2.5.4
diff --git a/docker/docker/drone/docker-compose.yaml b/docker/docker/drone/docker-compose.yaml
index c207c46..53a2c65 100644
--- a/docker/docker/drone/docker-compose.yaml
+++ b/docker/docker/drone/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   drone:
     image: drone/drone:2
diff --git a/docker/docker/factorio/docker-compose.yaml b/docker/docker/factorio/docker-compose.yaml
index 16cdbbc..6d45005 100644
--- a/docker/docker/factorio/docker-compose.yaml
+++ b/docker/docker/factorio/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   gitea:
     image: pbrinkmeier/factorio
diff --git a/docker/docker/gitea/docker-compose.yaml b/docker/docker/gitea/docker-compose.yaml
index a210133..89f62f1 100644
--- a/docker/docker/gitea/docker-compose.yaml
+++ b/docker/docker/gitea/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   gitea:
     image: gitea/gitea:1.20.3
diff --git a/docker/docker/glebby/docker-compose.yaml b/docker/docker/glebby/docker-compose.yaml
index 1196922..08ad17a 100644
--- a/docker/docker/glebby/docker-compose.yaml
+++ b/docker/docker/glebby/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   glebby:
     image: git.pbrinkmeier.de/paul/glebby:1.1-prod
diff --git a/docker/docker/jupyter/docker-compose.yaml b/docker/docker/jupyter/docker-compose.yaml
index 2d6b41d..bd609e1 100644
--- a/docker/docker/jupyter/docker-compose.yaml
+++ b/docker/docker/jupyter/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   jupyter:
     image: git.pbrinkmeier.de/paul/jup:1.5
diff --git a/docker/docker/score/docker-compose.yaml b/docker/docker/score/docker-compose.yaml
index 3aee18c..1e05e43 100644
--- a/docker/docker/score/docker-compose.yaml
+++ b/docker/docker/score/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   score:
     image: ghcr.io/lbrocke/score:v1.0.2
diff --git a/docker/docker/utoy/docker-compose.yaml b/docker/docker/utoy/docker-compose.yaml
index d787b10..a592cc0 100644
--- a/docker/docker/utoy/docker-compose.yaml
+++ b/docker/docker/utoy/docker-compose.yaml
@@ -1,5 +1,3 @@
-version: "3"
-
 services:
   utoy:
     image: git.pbrinkmeier.de/paul/utoy:0.6