diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3b222c5..0a9347b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,7 @@ image: $CI_REGISTRY/$CI_PROJECT_NAMESPACE/hub/auto-deploy-image:latest
 variables:
   DOCKER_DRIVER: overlay2
   DOCKER_TLS_CERTDIR: "/certs"
-  TRAEFIK_VERSION: "2.4"
+  TRAEFIK_VERSION: "2.5"
   PORTAINER_IMAGE: "portainer/portainer-ce"
   PORTAINER_VERSION: latest
   PORTAINER_COMMAND_OPTIONS: ""
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02f069a..4655bd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Use Docker [Compose 1.29.3](https://github.com/docker/compose/releases/tag/1.29.2) instead of Docker [Compose 1.28.3](https://github.com/docker/compose/releases/tag/1.28.3)
 - Upgrade Operating System of Docker based images, with [Alpine 3.14](https://hub.docker.com/_/alpine) and [Debian 11](https://hub.docker.com/_/debian)
 - Reduce Docker images size
+- Use [Traefik 2.5](https://doc.traefik.io/traefik/v2.5) instead of [Traefik 2.4](https://doc.traefik.io/traefik/v2.4) for testing
 
 ### Fixed
 - Fix [`rm`](docs/README.md#rm) <small>(remove)</small> action with Portainer <abbr title="Community Edition">CE</abbr> 2.6
diff --git a/tests/dockerfiles/.env.local b/tests/dockerfiles/.env.local
index d142cdd..92231e9 100644
--- a/tests/dockerfiles/.env.local
+++ b/tests/dockerfiles/.env.local
@@ -43,7 +43,7 @@ PSU_TAG=cfbe17a43cecd1f737cba4584b161ea9676e8adf
 PSU_TAG_CORE=core-cfbe17a43cecd1f737cba4584b161ea9676e8adf
 PSU_PASSWORD=portainerAdminPassword
 
-TRAEFIK_VERSION="2.4"
+TRAEFIK_VERSION="2.5"
 
 PORTAINER_IMAGE="portainer/portainer-ce"
 #PORTAINER_IMAGE="portainer/portainer"