diff --git a/docker-compose.without-nginx.yml b/docker-compose.without-nginx.yml
index 0179358..4e9bf5b 100644
--- a/docker-compose.without-nginx.yml
+++ b/docker-compose.without-nginx.yml
@@ -5,3 +5,4 @@ services:
     ports:
       - ${APP_PORT}:8065
       - ${CALLS_PORT}:8443/udp
+      - ${CALLS_PORT}:8443/tcp
diff --git a/docker-compose.yml b/docker-compose.yml
index 2f0745f..e50d7a9 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -61,6 +61,7 @@ services:
       - MM_SERVICESETTINGS_SITEURL
     ports:
       - ${CALLS_PORT}:8443/udp
+      - ${CALLS_PORT}:8443/tcp
 
 # If you use rolling image tags and feel lucky watchtower can automatically pull new images and
 # instantiate containers from it. https://containrrr.dev/watchtower/
diff --git a/env.example b/env.example
index 006d683..bf20dc8 100644
--- a/env.example
+++ b/env.example
@@ -61,7 +61,7 @@ MM_BLEVESETTINGS_INDEXDIR=/mattermost/bleve-indexes
 
 ## This will be 'mattermost-enterprise-edition' or 'mattermost-team-edition' based on the version of Mattermost you're installing.
 MATTERMOST_IMAGE=mattermost-enterprise-edition
-MATTERMOST_IMAGE_TAG=7.1
+MATTERMOST_IMAGE_TAG=7.8
 
 ## Make Mattermost container readonly. This interferes with the regeneration of root.html inside the container. Only use
 ## it if you know what you're doing.