diff --git a/modules/nix/gitea-actions-runners/webref.nix b/modules/nix/gitea-actions-runners/webref.nix
index 349de03..e5c0709 100644
--- a/modules/nix/gitea-actions-runners/webref.nix
+++ b/modules/nix/gitea-actions-runners/webref.nix
@@ -43,6 +43,7 @@ in
           postgresql
           docker
           docker-compose
+          attic-client
           ;
       };
     };