diff --git a/m/tent/nginx.nix b/m/tent/nginx.nix
index de9214e7..ec6c34bb 100644
--- a/m/tent/nginx.nix
+++ b/m/tent/nginx.nix
@@ -39,6 +39,7 @@ in
           rewrite ^/git/(.*) /$1 break;
           proxy_pass http://127.0.0.1:3000;
           proxy_redirect http:// $scheme://;
+          client_max_body_size 64M;
         }
         location /cache {
           rewrite ^/cache/(.*) /$1 break;