--- a/hgext/alias.py
+++ b/hgext/alias.py
@@ -72,6 +72,5 @@ def uisetup(ui):
args = target.split(' ')
tcmd = args.pop(0)
if args:
- pui = ui.parentui or ui
- pui.setconfig('defaults', cmd, ' '.join(args))
+ ui.setconfig('defaults', cmd, ' '.join(args))
cmdtable[cmd] = lazycommand(ui, cmd, tcmd)