diff --git a/modules/common/jujutsu.nix b/modules/common/jujutsu.nix
index 05405ec..dbc973d 100644
--- a/modules/common/jujutsu.nix
+++ b/modules/common/jujutsu.nix
@@ -63,6 +63,8 @@ in {
         aliases.tug = [ "bookmark" "move" "--from" "closest(@-)" "--to" "closest_pushable(@)" ];
         aliases.t   = [ "tug" ];
 
+        aliases.u = [ "undo" ];
+
         revset-aliases."closest(to)" = "heads(::to & bookmarks())";
         revset-aliases."closest_pushable(to)" = "heads(::to & ~description(exact:\"\") & (~empty() | merges()))";