diff --git a/backend/docker-compose.yml b/backend/docker-compose.yml
index 3388b2d..d3a8405 100644
--- a/backend/docker-compose.yml
+++ b/backend/docker-compose.yml
@@ -353,9 +353,9 @@ services:
       - DB_USERNAME=genex
       - DB_PASSWORD=${DB_PASSWORD}
       - DB_NAME=genex
-      - MINIO_ENDPOINT=oss.gogenex.com  # Object storage — https://oss.gogenex.com (gateway server)
-      - MINIO_PORT=443
-      - MINIO_USE_SSL=true
+      - MINIO_ENDPOINT=192.168.1.200  # MinIO on gateway server — internal IP (hairpin NAT: public IP unreachable from LAN)
+      - MINIO_PORT=9100
+      - MINIO_USE_SSL=false
       - MINIO_ACCESS_KEY=genex-admin
       - MINIO_SECRET_KEY=genex-minio-secret
       - MINIO_BUCKET=app-releases