diff --git a/docker-compose.yml b/docker-compose.yml
index 6b8e606..a3b12a3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,6 +13,7 @@ services:
       DBUSER: ${DBUSER}
       DBPASS: ${DBPASS}
       DBNAME: ${DBNAME}
+      DBPORT: ${DBPORT}
       PORT: 5000
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:5000/healthz"]