diff --git a/rocketchat/manifests/app.yml b/rocketchat/manifests/app.yml
index 1a2fcd56d23b2d8b3ae12d17106c11a790ab1838..51f5b83ad0dab6e7a8d58858bbef25963bfe0891 100644
--- a/rocketchat/manifests/app.yml
+++ b/rocketchat/manifests/app.yml
@@ -120,7 +120,7 @@ spec:
             name: ${FQDN}-config
         - configMapRef:
             name: ${FQDN}-config-custom
-        image: libresh/rocketchat:4.8.1
+        image: libresh/rocketchat:4.8.3
         imagePullPolicy: IfNotPresent
         name: app
         ports:
@@ -236,6 +236,7 @@ data:
   Accounts_OAuth_Custom_Liiibre_scope: openid
   Accounts_OAuth_Custom_Liiibre_roles_claim: groups
   Accounts_OAuth_Custom_Liiibre_groups_claim: groups
+  Accounts_OAuth_Custom_Liiibre_roles_to_sync: admin
   Accounts_OAuth_Custom_Liiibre_button_label_text: 'Entrez dans le Chat'
   # To check
   Accounts_OAuth_Custom_Liiibre_key_field: username