diff --git a/mercurial/cmdutil.py b/mercurial/cmdutil.py
--- a/mercurial/cmdutil.py
+++ b/mercurial/cmdutil.py
@@ -282,7 +282,7 @@
         status = repo.status(match=match)
         if not force:
             repo.checkcommitpatterns(wctx, vdirs, match, status, fail)
-        diffopts = patch.difffeatureopts(ui, opts=opts, whitespace=True)
+        diffopts = patch.difffeatureopts(ui, opts=opts)
         diffopts.nodates = True
         diffopts.git = True
         diffopts.showfunc = True