diff --git a/docker-compose.yml b/docker-compose.yml
index 2d8e3a2da..cb8f5b6d6 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -170,8 +170,8 @@ services:
       # NOTE: Special characters need to be url-encoded in MAIL_URL.
       #       You can encode those characters for example at: https://www.urlencoder.org
       #- MAIL_URL=smtp://user:pass@mailserver.example.com:25/
-      - MAIL_URL='smtp://<mail_url>:25/?ignoreTLS=true&tls={rejectUnauthorized:false}'
-      - MAIL_FROM='Wekan Notifications <noreply.wekan@mydomain.com>'
+      - MAIL_URL=smtp://<mail_url>:25/?ignoreTLS=true&tls={rejectUnauthorized:false}
+      - MAIL_FROM=Wekan Notifications <noreply.wekan@mydomain.com>
       #---------------------------------------------------------------
       # ==== OPTIONAL: MONGO OPLOG SETTINGS =====
       # https://github.com/wekan/wekan-mongodb/issues/2#issuecomment-378343587