diff --git a/modules/services/forgejo.nix b/modules/services/forgejo.nix
index b312f44..88cb287 100644
--- a/modules/services/forgejo.nix
+++ b/modules/services/forgejo.nix
@@ -19,6 +19,7 @@ in
         SSH_PORT = 2222; # advertised in clone URLs
         SSH_LISTEN_PORT = 2222; # built-in server listen port
         SSH_USER = "git"; # login user in clone URLs (default is the run user)
+        BUILTIN_SSH_SERVER_USER = "git"; # login user the built-in server accepts
         # SSH_DOMAIN defaults to DOMAIN (code.randogoth.com)
       };
       service = {