diff --git a/pica-mattermost/Dockerfile b/pica-mattermost/Dockerfile
index 8e5f780ea393dc87332a4341c8898685df4ef998..f4dd1843c1d514848b36eb68c6f11605dbf899b5 100644
--- a/pica-mattermost/Dockerfile
+++ b/pica-mattermost/Dockerfile
@@ -4,7 +4,7 @@ FROM alpine:3.11
 ENV PATH="/mattermost/bin:${PATH}"
 
 # Picasoft : change these values. The team version is used by default
-ENV MM_VERSION=5.26.2
+ENV MM_VERSION=5.27.0
 # Get these ids with the output of `id mattermost` on the VM hosting the app
 ARG PUID=5000
 ARG PGID=5000
diff --git a/pica-mattermost/docker-compose.yml b/pica-mattermost/docker-compose.yml
index e548358385eff6fc38c78de7ccbba52e98738254..d9627f449cd592d59cabb39df0b489189ad81ab9 100644
--- a/pica-mattermost/docker-compose.yml
+++ b/pica-mattermost/docker-compose.yml
@@ -16,7 +16,7 @@ volumes:
 
 services:
   mattermost:
-    image: registry.picasoft.net/pica-mattermost:5.26.2
+    image: registry.picasoft.net/pica-mattermost:5.27.0
     build: .
     container_name: mattermost-app
     volumes: