diff --git a/docker-containers/gitea/docker-compose.yml b/docker-containers/gitea/docker-compose.yml
index c68fa4b..4826812 100644
--- a/docker-containers/gitea/docker-compose.yml
+++ b/docker-containers/gitea/docker-compose.yml
@@ -26,6 +26,10 @@ services:
       - GITEA__database__PASSWD=gitea
       - GITEA__security__SECRET_KEY=UVtqmCdTmLwgprrhXiLOOjTENkR1VXhmWCvJ9kwYBp545oGXFJ1Gakz3hk13dtIp
       - GITEA__security__INTERNAL_TOKEN=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJuYmYiOjE2Njc2ODY4NjZ9.So-OnzTxFU-Ps6jfad9rEZPGNnNBmbcF_wHhjsjF_0g
+      - GITEA__openid__ENABLE_OPENID_SIGNIN=true
+      - GITEA__openid__ENABLE_OPENID_SIGNUP=true
+      - GITEA__service__DISABLE_REGISTRATION=false
+      - GITEA__service__ALLOW_ONLY_EXTERNAL_REGISTRATION=true
       - VIRTUAL_HOST=git.cttue.de
       - VIRTUAL_PORT=3000
       - LETSENCRYPT_HOST=git.cttue.de