diff -r f589d054329a -r adb7e29cb2bd hgext/evolve.py
--- a/hgext/evolve.py	Wed May 09 18:52:57 2012 +0200
+++ b/hgext/evolve.py	Wed May 09 19:02:35 2012 +0200
@@ -250,7 +250,7 @@
 
 @command('^gdown',
     [],
-    '')
+    'update to working directory parent and display summary lines')
 def cmdgdown(ui, repo):
     """update to working directory parent an display summary lines"""
     wkctx = repo[None]
@@ -273,7 +273,7 @@
 
 @command('^gup',
     [],
-    '')
+    'update to working directory children and display summary lines')
 def cmdup(ui, repo):
     """update to working directory children an display summary lines"""
     wkctx = repo[None]