diff --git a/docker-compose.yaml b/docker-compose.yaml
index d0fc76a..f295d8e 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -61,7 +61,8 @@ services:
       - VIKUNJA_DATABASE_DATABASE=vikunja
       - VIKUNJA_SERVICE_JWTSECRET=${VIKUNJA_JWT}
       - VIKUNJA_SERVICE_FRONTENDURL=https://vikunja.gerle.duckdns.org/
-      - VIKUNJA_DEFAULTSETTINGS_TIMEZONE="Europe/Berlin"
+      - VIKUNJA_SERVICE_TIMEZONE=Europe/Berlin
+      - VIKUNJA_DEFAULTSETTINGS_TIMEZONE=Europe/Berlin
       - VIKUNJA_DEFAULTSETTINGS_WEEK_START=1
       - VIKUNJA_MAILER_ENABLED=true
       - VIKUNJA_MAILER_HOST=${MAIL_HOST}