diff --git a/.env.sample b/.env.sample
index 3711927..0cb2747 100644
--- a/.env.sample
+++ b/.env.sample
@@ -8,6 +8,7 @@ PEERTUBE_WEBSERVER_HTTPS=true
 PEERTUBE_ADMIN_EMAIL=admin@example.com   # <= EDIT THIS
 PEERTUBE_SIGNUP_ENABLED=false
 PEERTUBE_TRANSCODING_ENABLED=true
+PEERTUBE_CONTACT_FORM_ENABLED=false
 
 SECRET_DB_PASSWORD_VERSION=v1
 
diff --git a/compose.yml b/compose.yml
index 53208c4..1300249 100644
--- a/compose.yml
+++ b/compose.yml
@@ -42,6 +42,7 @@ services:
     image: chocobozzz/peertube:v3.1.0-buster
     environment:
       - PEERTUBE_ADMIN_EMAIL
+      - PEERTUBE_CONTACT_FORM_ENABLED
       - PEERTUBE_DB_HOSTNAME: db
       - PEERTUBE_DB_PASSWORD_FILE: /run/secrets/db_password
       - PEERTUBE_DB_USERNAME: peertube