diff --git a/hgext/hgk.py b/hgext/hgk.py
--- a/hgext/hgk.py
+++ b/hgext/hgk.py
@@ -5,9 +5,8 @@
 # This software may be used and distributed according to the terms
 # of the GNU General Public License, incorporated herein by reference.
 
-from mercurial.demandload import *
-demandload(globals(), 'time sys signal os')
-demandload(globals(), 'mercurial:hg,fancyopts,commands,ui,util,patch,revlog')
+import time, sys, signal, os
+from mercurial import hg, fancyopts, commands, ui, util, patch, revlog
 
 def difftree(ui, repo, node1=None, node2=None, *files, **opts):
     """diff trees from two commits"""