From 0b4058dde0cfc522a453c8b7ef45e31a09ef60da Mon Sep 17 00:00:00 2001
From: Thomas Mauran <78204354+thomas-mauran@users.noreply.github.com>
Date: Wed, 28 May 2025 17:16:08 +0200
Subject: [PATCH] Remove obsolete version field in compose files

---
 docs/content/getting-started/quick-start.md                  | 4 ----
 docs/content/observability/access-logs.md                    | 2 --
 docs/content/providers/docker.md                             | 3 ---
 docs/content/providers/swarm.md                              | 5 -----
 .../observability/logs-and-accesslogs.md                     | 2 --
 .../reference/install-configuration/providers/docker.md      | 3 ---
 .../reference/install-configuration/providers/swarm.md       | 5 -----
 .../routing-configuration/dynamic-configuration-methods.md   | 2 --
 .../routing-configuration/other-providers/docker.md          | 3 ---
 .../reference/routing-configuration/other-providers/swarm.md | 3 ---
 docs/content/routing/providers/docker.md                     | 3 ---
 docs/content/routing/providers/swarm.md                      | 3 ---
 .../user-guides/docker-compose/acme-dns/docker-compose.yml   | 2 --
 .../docker-compose/acme-dns/docker-compose_secrets.yml       | 2 --
 .../user-guides/docker-compose/acme-http/docker-compose.yml  | 2 --
 .../user-guides/docker-compose/acme-tls/docker-compose.yml   | 2 --
 .../docker-compose/basic-example/docker-compose.yml          | 2 --
 .../user-guides/docker-compose/basic-example/index.md        | 2 --
 integration/resources/compose/access_log.yml                 | 1 -
 integration/resources/compose/allowlist.yml                  | 1 -
 integration/resources/compose/base.yml                       | 1 -
 integration/resources/compose/consul.yml                     | 1 -
 integration/resources/compose/consul_catalog.yml             | 1 -
 integration/resources/compose/docker.yml                     | 1 -
 integration/resources/compose/error_pages.yml                | 1 -
 integration/resources/compose/etcd.yml                       | 1 -
 integration/resources/compose/file.yml                       | 1 -
 integration/resources/compose/healthcheck.yml                | 1 -
 integration/resources/compose/hostresolver.yml               | 1 -
 integration/resources/compose/k8s.yml                        | 1 -
 integration/resources/compose/minimal.yml                    | 1 -
 integration/resources/compose/pebble.yml                     | 1 -
 integration/resources/compose/proxy-protocol.yml             | 1 -
 integration/resources/compose/ratelimit.yml                  | 1 -
 integration/resources/compose/redis.yml                      | 1 -
 integration/resources/compose/redis_sentinel.yml             | 1 -
 integration/resources/compose/reqacceptgrace.yml             | 1 -
 integration/resources/compose/rest.yml                       | 1 -
 integration/resources/compose/retry.yml                      | 1 -
 integration/resources/compose/stats.yml                      | 1 -
 integration/resources/compose/tailscale.yml                  | 1 -
 integration/resources/compose/tcp.yml                        | 1 -
 integration/resources/compose/timeout.yml                    | 1 -
 integration/resources/compose/tlsclientheaders.yml           | 1 -
 integration/resources/compose/tracing.yml                    | 1 -
 integration/resources/compose/udp.yml                        | 1 -
 integration/resources/compose/whitelist.yml                  | 1 -
 integration/resources/compose/zookeeper.yml                  | 1 -
 48 files changed, 80 deletions(-)

diff --git a/docs/content/getting-started/quick-start.md b/docs/content/getting-started/quick-start.md
index a06bba0b15..4553a534f3 100644
--- a/docs/content/getting-started/quick-start.md
+++ b/docs/content/getting-started/quick-start.md
@@ -15,8 +15,6 @@ A Use Case Using Docker
 Create a `docker-compose.yml` file where you will define a `reverse-proxy` service that uses the official Traefik image:
 
 ```yaml
-version: '3'
-
 services:
   reverse-proxy:
     # The official v3 Traefik docker image
@@ -50,8 +48,6 @@ Now that you have a Traefik instance up and running, you will deploy new service
 Edit your `docker-compose.yml` file and add the following at the end of your file.
 
 ```yaml
-version: '3'
-
 services:
 
   ...
diff --git a/docs/content/observability/access-logs.md b/docs/content/observability/access-logs.md
index 4a74b814b6..b2177d2aee 100644
--- a/docs/content/observability/access-logs.md
+++ b/docs/content/observability/access-logs.md
@@ -288,8 +288,6 @@ It is possible to configure the Traefik to timestamp in a specific timezone by e
 Example utilizing Docker Compose:
 
 ```yaml
-version: "3.7"
-
 services:
   traefik:
     image: traefik:v3.4
diff --git a/docs/content/providers/docker.md b/docs/content/providers/docker.md
index e164ae3491..df77e5e01d 100644
--- a/docs/content/providers/docker.md
+++ b/docs/content/providers/docker.md
@@ -40,7 +40,6 @@ This provider works with [Docker (standalone) Engine](https://docs.docker.com/en
     Attaching labels to containers (in your docker compose file)
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -162,8 +161,6 @@ See the [Docker API Access](#docker-api-access) section for more information.
     The docker-compose file shares the docker sock with the Traefik container
 
     ```yaml
-    version: '3'
-
     services:
       traefik:
          image: traefik:v3.4 # The official v3 Traefik docker image
diff --git a/docs/content/providers/swarm.md b/docs/content/providers/swarm.md
index c5c158ba89..d1db245df3 100644
--- a/docs/content/providers/swarm.md
+++ b/docs/content/providers/swarm.md
@@ -53,7 +53,6 @@ This provider works with [Docker Swarm Mode](https://docs.docker.com/engine/swar
     then that service is automatically assigned to the router.
 
     ```yaml
-    version: "3"
     services:
       my-container:
         deploy:
@@ -176,8 +175,6 @@ docker service create \
 ```
 
 ```yml tab="With Docker Compose"
-version: '3'
-
 services:
   traefik:
     # ...
@@ -208,8 +205,6 @@ See the [Docker Swarm API Access](#docker-api-access) section for more informati
     The docker-compose file shares the docker sock with the Traefik container
 
     ```yaml
-    version: '3'
-
     services:
       traefik:
          image: traefik:v3.4 # The official v3 Traefik docker image
diff --git a/docs/content/reference/install-configuration/observability/logs-and-accesslogs.md b/docs/content/reference/install-configuration/observability/logs-and-accesslogs.md
index d13226ad44..d610fae4d2 100644
--- a/docs/content/reference/install-configuration/observability/logs-and-accesslogs.md
+++ b/docs/content/reference/install-configuration/observability/logs-and-accesslogs.md
@@ -199,8 +199,6 @@ It is possible to configure the Traefik to timestamp in a specific timezone by e
 Example utilizing Docker Compose:
 
 ```yaml
-version: "3.7"
-
 services:
   traefik:
     image: traefik:v3.4
diff --git a/docs/content/reference/install-configuration/providers/docker.md b/docs/content/reference/install-configuration/providers/docker.md
index 74e250ae06..82463e8fcb 100644
--- a/docs/content/reference/install-configuration/providers/docker.md
+++ b/docs/content/reference/install-configuration/providers/docker.md
@@ -29,7 +29,6 @@ providers:
 Attach labels to containers (in your Docker compose file)
 
 ```yaml
-version: "3"
 services:
   my-container:
     # ...
@@ -67,8 +66,6 @@ See the [Docker API Access](#docker-api-access) section for more information.
     The docker-compose file shares the docker sock with the Traefik container
 
     ```yaml
-    version: '3'
-
     services:
       traefik:
          image: traefik:v3.1 # The official v3 Traefik docker image
diff --git a/docs/content/reference/install-configuration/providers/swarm.md b/docs/content/reference/install-configuration/providers/swarm.md
index becfdd5778..92ac6a5623 100644
--- a/docs/content/reference/install-configuration/providers/swarm.md
+++ b/docs/content/reference/install-configuration/providers/swarm.md
@@ -33,7 +33,6 @@ When there is only one service, and the router does not specify a service,
 then that service is automatically assigned to the router.
 
 ```yaml tab="Labels"
-version: "3"
 services:
   my-container:
     deploy:
@@ -73,8 +72,6 @@ See the [Docker Swarm API Access](#docker-api-access) section for more informati
     The docker-compose file shares the docker sock with the Traefik container
 
     ```yaml
-    version: '3'
-
     services:
       traefik:
          image: traefik:v3.1 # The official v3 Traefik docker image
@@ -405,8 +402,6 @@ docker service create \
 ```
 
 ```yml tab="With Docker Compose"
-version: '3'
-
 services:
   traefik:
     # ...
diff --git a/docs/content/reference/routing-configuration/dynamic-configuration-methods.md b/docs/content/reference/routing-configuration/dynamic-configuration-methods.md
index cb158d0b29..20b30222ea 100644
--- a/docs/content/reference/routing-configuration/dynamic-configuration-methods.md
+++ b/docs/content/reference/routing-configuration/dynamic-configuration-methods.md
@@ -72,8 +72,6 @@ When using Docker or Amazon ECS, you can define routing configuration using cont
     When deploying a Docker container, you can specify labels to define routing rules and services:
 
     ```yaml
-    version: '3'
-
     services:
       my-service:
         image: my-image
diff --git a/docs/content/reference/routing-configuration/other-providers/docker.md b/docs/content/reference/routing-configuration/other-providers/docker.md
index e17c9fc915..fb3cb04451 100644
--- a/docs/content/reference/routing-configuration/other-providers/docker.md
+++ b/docs/content/reference/routing-configuration/other-providers/docker.md
@@ -35,7 +35,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     Attaching labels to containers (in your docker compose file)
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -48,7 +47,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     Forward requests for `http://example.com` to `http://<private IP of container>:12345`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -71,7 +69,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     In this example, requests are forwarded for `http://example-a.com` to `http://<private IP of container>:8000` in addition to `http://example-b.com` forwarding to `http://<private IP of container>:9000`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
diff --git a/docs/content/reference/routing-configuration/other-providers/swarm.md b/docs/content/reference/routing-configuration/other-providers/swarm.md
index 51b2371c06..824bb14704 100644
--- a/docs/content/reference/routing-configuration/other-providers/swarm.md
+++ b/docs/content/reference/routing-configuration/other-providers/swarm.md
@@ -48,7 +48,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     then that service is automatically assigned to the router.
 
     ```yaml
-    version: "3"
     services:
       my-container:
         deploy:
@@ -67,7 +66,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     Forward requests for `http://example.com` to `http://<private IP of container>:12345`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -93,7 +91,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     In this example, requests are forwarded for `http://example-a.com` to `http://<private IP of container>:8000` in addition to `http://example-b.com` forwarding to `http://<private IP of container>:9000`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
diff --git a/docs/content/routing/providers/docker.md b/docs/content/routing/providers/docker.md
index aedbfe09f4..29b1803887 100644
--- a/docs/content/routing/providers/docker.md
+++ b/docs/content/routing/providers/docker.md
@@ -42,7 +42,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     Attaching labels to containers (in your docker compose file)
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -55,7 +54,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     Forward requests for `http://example.com` to `http://<private IP of container>:12345`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -78,7 +76,6 @@ With Docker, Traefik can leverage labels attached to a container to generate rou
     In this example, requests are forwarded for `http://example-a.com` to `http://<private IP of container>:8000` in addition to `http://example-b.com` forwarding to `http://<private IP of container>:9000`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
diff --git a/docs/content/routing/providers/swarm.md b/docs/content/routing/providers/swarm.md
index bd9685ef63..915a57a6de 100644
--- a/docs/content/routing/providers/swarm.md
+++ b/docs/content/routing/providers/swarm.md
@@ -55,7 +55,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     then that service is automatically assigned to the router.
 
     ```yaml
-    version: "3"
     services:
       my-container:
         deploy:
@@ -74,7 +73,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     Forward requests for `http://example.com` to `http://<private IP of container>:12345`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
@@ -100,7 +98,6 @@ With Docker Swarm, Traefik can leverage labels attached to a service to generate
     In this example, requests are forwarded for `http://example-a.com` to `http://<private IP of container>:8000` in addition to `http://example-b.com` forwarding to `http://<private IP of container>:9000`:
 
     ```yaml
-    version: "3"
     services:
       my-container:
         # ...
diff --git a/docs/content/user-guides/docker-compose/acme-dns/docker-compose.yml b/docs/content/user-guides/docker-compose/acme-dns/docker-compose.yml
index d276dc41e4..b81bcd495c 100644
--- a/docs/content/user-guides/docker-compose/acme-dns/docker-compose.yml
+++ b/docs/content/user-guides/docker-compose/acme-dns/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 services:
 
   traefik:
diff --git a/docs/content/user-guides/docker-compose/acme-dns/docker-compose_secrets.yml b/docs/content/user-guides/docker-compose/acme-dns/docker-compose_secrets.yml
index ce629d8f20..74d70f7494 100644
--- a/docs/content/user-guides/docker-compose/acme-dns/docker-compose_secrets.yml
+++ b/docs/content/user-guides/docker-compose/acme-dns/docker-compose_secrets.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 secrets:
   ovh_endpoint:
     file: "./secrets/ovh_endpoint.secret"
diff --git a/docs/content/user-guides/docker-compose/acme-http/docker-compose.yml b/docs/content/user-guides/docker-compose/acme-http/docker-compose.yml
index 82c248a687..6f54ab79c1 100644
--- a/docs/content/user-guides/docker-compose/acme-http/docker-compose.yml
+++ b/docs/content/user-guides/docker-compose/acme-http/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 services:
 
   traefik:
diff --git a/docs/content/user-guides/docker-compose/acme-tls/docker-compose.yml b/docs/content/user-guides/docker-compose/acme-tls/docker-compose.yml
index e3faaa3ce5..6e2b3fa720 100644
--- a/docs/content/user-guides/docker-compose/acme-tls/docker-compose.yml
+++ b/docs/content/user-guides/docker-compose/acme-tls/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 services:
 
   traefik:
diff --git a/docs/content/user-guides/docker-compose/basic-example/docker-compose.yml b/docs/content/user-guides/docker-compose/basic-example/docker-compose.yml
index 3e9f68fa79..2491de7dc0 100644
--- a/docs/content/user-guides/docker-compose/basic-example/docker-compose.yml
+++ b/docs/content/user-guides/docker-compose/basic-example/docker-compose.yml
@@ -1,5 +1,3 @@
-version: "3.3"
-
 services:
 
   traefik:
diff --git a/docs/content/user-guides/docker-compose/basic-example/index.md b/docs/content/user-guides/docker-compose/basic-example/index.md
index f6d395b4ae..35a5fe39f7 100644
--- a/docs/content/user-guides/docker-compose/basic-example/index.md
+++ b/docs/content/user-guides/docker-compose/basic-example/index.md
@@ -23,8 +23,6 @@ Create a `docker-compose.yml` file with the following content:
     You can use a [pre-existing network](https://docs.docker.com/compose/networking/#use-a-pre-existing-network "Link to Docker Compose networking docs") too.
 
     ```yaml
-    version: "3.3"
-
     networks:
       traefiknet: {}
 
diff --git a/integration/resources/compose/access_log.yml b/integration/resources/compose/access_log.yml
index c5be8f9e40..a5e4f5d441 100644
--- a/integration/resources/compose/access_log.yml
+++ b/integration/resources/compose/access_log.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   server0:
     image: traefik/whoami
diff --git a/integration/resources/compose/allowlist.yml b/integration/resources/compose/allowlist.yml
index 0fd241322d..f5cd106802 100644
--- a/integration/resources/compose/allowlist.yml
+++ b/integration/resources/compose/allowlist.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   noOverrideAllowlist:
     image: traefik/whoami
diff --git a/integration/resources/compose/base.yml b/integration/resources/compose/base.yml
index 2d63800510..54a5f2f8ec 100644
--- a/integration/resources/compose/base.yml
+++ b/integration/resources/compose/base.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/consul.yml b/integration/resources/compose/consul.yml
index 041ba0b45a..0d1f343ba0 100644
--- a/integration/resources/compose/consul.yml
+++ b/integration/resources/compose/consul.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   consul:
     image: consul:1.6
diff --git a/integration/resources/compose/consul_catalog.yml b/integration/resources/compose/consul_catalog.yml
index 6a0fd279cc..949333a39f 100644
--- a/integration/resources/compose/consul_catalog.yml
+++ b/integration/resources/compose/consul_catalog.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   consul:
     image: consul:1.6.2
diff --git a/integration/resources/compose/docker.yml b/integration/resources/compose/docker.yml
index b16571a4b7..7ee4492cf2 100644
--- a/integration/resources/compose/docker.yml
+++ b/integration/resources/compose/docker.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   simple:
     image: swarm:1.0.0
diff --git a/integration/resources/compose/error_pages.yml b/integration/resources/compose/error_pages.yml
index 03cc13f805..3f2c40e6bf 100644
--- a/integration/resources/compose/error_pages.yml
+++ b/integration/resources/compose/error_pages.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   nginx1:
     image: nginx:1.25.3-alpine3.18
diff --git a/integration/resources/compose/etcd.yml b/integration/resources/compose/etcd.yml
index 6a3b34fe99..02529171a8 100644
--- a/integration/resources/compose/etcd.yml
+++ b/integration/resources/compose/etcd.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   etcd:
     image: quay.io/coreos/etcd:v3.5.14
diff --git a/integration/resources/compose/file.yml b/integration/resources/compose/file.yml
index 52e973e532..3e37129b22 100644
--- a/integration/resources/compose/file.yml
+++ b/integration/resources/compose/file.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/healthcheck.yml b/integration/resources/compose/healthcheck.yml
index 9419f4bced..ee9be620f4 100644
--- a/integration/resources/compose/healthcheck.yml
+++ b/integration/resources/compose/healthcheck.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/hostresolver.yml b/integration/resources/compose/hostresolver.yml
index 680962006e..424b832ce7 100644
--- a/integration/resources/compose/hostresolver.yml
+++ b/integration/resources/compose/hostresolver.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   server1:
     image: traefik/whoami
diff --git a/integration/resources/compose/k8s.yml b/integration/resources/compose/k8s.yml
index f14b7abdb8..51e46b0be4 100644
--- a/integration/resources/compose/k8s.yml
+++ b/integration/resources/compose/k8s.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   server:
     image: rancher/k3s:v1.21.14-k3s1
diff --git a/integration/resources/compose/minimal.yml b/integration/resources/compose/minimal.yml
index acb12804ed..911b12d38d 100644
--- a/integration/resources/compose/minimal.yml
+++ b/integration/resources/compose/minimal.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/pebble.yml b/integration/resources/compose/pebble.yml
index f39dc13783..4e9eac58be 100644
--- a/integration/resources/compose/pebble.yml
+++ b/integration/resources/compose/pebble.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   pebble:
     image: letsencrypt/pebble:v2.3.1
diff --git a/integration/resources/compose/proxy-protocol.yml b/integration/resources/compose/proxy-protocol.yml
index 8fa69a9ba1..3d8339330e 100644
--- a/integration/resources/compose/proxy-protocol.yml
+++ b/integration/resources/compose/proxy-protocol.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami:
     image: traefik/whoami
diff --git a/integration/resources/compose/ratelimit.yml b/integration/resources/compose/ratelimit.yml
index 5d9d6ec1e2..414aff8390 100644
--- a/integration/resources/compose/ratelimit.yml
+++ b/integration/resources/compose/ratelimit.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/redis.yml b/integration/resources/compose/redis.yml
index 09bbeacad1..bc5e657b3a 100644
--- a/integration/resources/compose/redis.yml
+++ b/integration/resources/compose/redis.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   redis:
     image: redis:5.0
diff --git a/integration/resources/compose/redis_sentinel.yml b/integration/resources/compose/redis_sentinel.yml
index 1737c2a1ad..3f76aa12f3 100644
--- a/integration/resources/compose/redis_sentinel.yml
+++ b/integration/resources/compose/redis_sentinel.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   master:
     image: redis
diff --git a/integration/resources/compose/reqacceptgrace.yml b/integration/resources/compose/reqacceptgrace.yml
index 8fa69a9ba1..3d8339330e 100644
--- a/integration/resources/compose/reqacceptgrace.yml
+++ b/integration/resources/compose/reqacceptgrace.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami:
     image: traefik/whoami
diff --git a/integration/resources/compose/rest.yml b/integration/resources/compose/rest.yml
index 2515681655..fd0dedb04d 100644
--- a/integration/resources/compose/rest.yml
+++ b/integration/resources/compose/rest.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/retry.yml b/integration/resources/compose/retry.yml
index 8fa69a9ba1..3d8339330e 100644
--- a/integration/resources/compose/retry.yml
+++ b/integration/resources/compose/retry.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami:
     image: traefik/whoami
diff --git a/integration/resources/compose/stats.yml b/integration/resources/compose/stats.yml
index 599fed3115..206fa51879 100644
--- a/integration/resources/compose/stats.yml
+++ b/integration/resources/compose/stats.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami1:
     image: traefik/whoami
diff --git a/integration/resources/compose/tailscale.yml b/integration/resources/compose/tailscale.yml
index dbad565612..70e5d796cb 100644
--- a/integration/resources/compose/tailscale.yml
+++ b/integration/resources/compose/tailscale.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   tailscaled:
     hostname: traefik-tests-gw             # This will become the tailscale device name
diff --git a/integration/resources/compose/tcp.yml b/integration/resources/compose/tcp.yml
index cd7fc06274..14e2d413cb 100644
--- a/integration/resources/compose/tcp.yml
+++ b/integration/resources/compose/tcp.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami-a:
     image: traefik/whoamitcp
diff --git a/integration/resources/compose/timeout.yml b/integration/resources/compose/timeout.yml
index 6e415b9b04..de629c4dbc 100644
--- a/integration/resources/compose/timeout.yml
+++ b/integration/resources/compose/timeout.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   timeoutEndpoint:
     image: yaman/timeout
diff --git a/integration/resources/compose/tlsclientheaders.yml b/integration/resources/compose/tlsclientheaders.yml
index ef16f5f36e..ae03ecbae5 100644
--- a/integration/resources/compose/tlsclientheaders.yml
+++ b/integration/resources/compose/tlsclientheaders.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami:
     image: traefik/whoami
diff --git a/integration/resources/compose/tracing.yml b/integration/resources/compose/tracing.yml
index 314dd66dc1..8a2a6d514c 100644
--- a/integration/resources/compose/tracing.yml
+++ b/integration/resources/compose/tracing.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   tempo:
     hostname: tempo
diff --git a/integration/resources/compose/udp.yml b/integration/resources/compose/udp.yml
index ce2633199e..0c001c829f 100644
--- a/integration/resources/compose/udp.yml
+++ b/integration/resources/compose/udp.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   whoami-a:
     image: traefik/whoamiudp:latest
diff --git a/integration/resources/compose/whitelist.yml b/integration/resources/compose/whitelist.yml
index 790ce52b78..ee08b935e8 100644
--- a/integration/resources/compose/whitelist.yml
+++ b/integration/resources/compose/whitelist.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   noOverrideWhitelist:
     image: traefik/whoami
diff --git a/integration/resources/compose/zookeeper.yml b/integration/resources/compose/zookeeper.yml
index 9861c1437b..b086f24f38 100644
--- a/integration/resources/compose/zookeeper.yml
+++ b/integration/resources/compose/zookeeper.yml
@@ -1,4 +1,3 @@
-version: "3.8"
 services:
   zookeeper:
     image: zookeeper:3.5