diff --git a/docker-compose.yml b/docker-compose.yml
index 4a95a35..a30ced3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -20,5 +20,6 @@ services:
       - ${DOWNLOAD_DIR1}:${DOWNLOAD_DIR1}
       - ${DOWNLOAD_DIR2}:${DOWNLOAD_DIR2}
       - ${DOWNLOAD_DIR3}:${DOWNLOAD_DIR3}
+      - ${DOWNLOAD_DIR4}:${DOWNLOAD_DIR4}
     restart: unless-stopped
     network_mode: "service:gluetun"