diff --git a/docker-compose_production.yml b/docker-compose_production.yml
index b89bbcb..74f3887 100644
--- a/docker-compose_production.yml
+++ b/docker-compose_production.yml
@@ -116,7 +116,6 @@ services:
     environment:
       - VIRTUAL_HOST=git.tubearchivist.com,www.git.tubearchivist.com
       - LETSENCRYPT_HOST=git.tubearchivist.com,www.git.tubearchivist.com
-      - VIRTUAL_PORT=3000
     restart: always
     volumes:
       - ./volume/gitea/data:/data
diff --git a/env/gitea.sample.env b/env/gitea.sample.env
index dbc03d7..6689a96 100644
--- a/env/gitea.sample.env
+++ b/env/gitea.sample.env
@@ -1,5 +1,6 @@
 USER_UID=1000
 USER_GID=1000
+VIRTUAL_PORT=3000
 DB_TYPE=postgres
 DB_HOST=gitea-db:5432
 DB_NAME=gitea