diff --git a/backend/docker-compose.yml b/backend/docker-compose.yml
index 2ae7846e388d77638a0a412611aa3943ce4e71c6..514c9040ea0d88a369f94b272dc4d0be763fd495 100644
--- a/backend/docker-compose.yml
+++ b/backend/docker-compose.yml
@@ -8,7 +8,7 @@ services:
     env_file: .env
     command: ["mysqld", "--authentication-policy=mysql_native_password"]
     ports:
-      - "3307:3306"
+      - "3306:3306"
     volumes:
       - mysql-db:/var/lib/mysql