diff --git a/docker-compose.yml b/docker-compose.yml
index a6b91d4..f58e1c0 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -24,7 +24,6 @@ services:
       HA_TOKEN: ${HA_TOKEN:?set HA_TOKEN}
       OPENWEATHER_API_KEY: ${OPENWEATHER_API_KEY:?set OPENWEATHER_API_KEY}
       CKAL_XLSX_DIR: /data/ckal-xlsx
-      STRATO_SYNC_ENABLED: ${STRATO_SYNC_ENABLED:-true}
       BRANDSCHUTZ_MAIL_ENABLED: ${BRANDSCHUTZ_MAIL_ENABLED:-false}
       STRATO_SYNC_ENABLED: ${STRATO_SYNC_ENABLED:-false}
     volumes: