diff --git a/.env.example b/.env.example
index ccb4a0d..39056b9 100644
--- a/.env.example
+++ b/.env.example
@@ -3,6 +3,7 @@ MYSQL_HOST=mysql
 MYSQL_USER=root
 MYSQL_PASSWORD=metin2
 MYSQL_PORT=3306
+MYSQL_EXTERNAL_PORT=3306
 MYSQL_DB_ACCOUNT=account
 MYSQL_DB_PLAYER=player
 MYSQL_DB_COMMON=common
diff --git a/docker-compose.yml b/docker-compose.yml
index 0f914c6..275079a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -27,7 +27,7 @@ services:
       # Password for root access
       MYSQL_ROOT_PASSWORD: 'metin2'
     ports:
-      - '${MYSQL_PORT}:${MYSQL_PORT}'
+      - '${MYSQL_EXTERNAL_PORT}:${MYSQL_PORT}'
     expose:
       - ${MYSQL_PORT}
     volumes: