diff --git a/jj/config.toml b/jj/config.toml
index 9152250..02ca32b 100644
--- a/jj/config.toml
+++ b/jj/config.toml
@@ -2,6 +2,7 @@
 
 [aliases]
 su = ["squash"]
+tug = ["bookmark", "move", "--from", "heads(::@- & bookmarks())", "--to", "@-"]
 
 [ui]
 default-command = ["log", "--no-pager"]