diff --git a/contrib/win32/mercurial.iss b/contrib/win32/mercurial.iss
--- a/contrib/win32/mercurial.iss
+++ b/contrib/win32/mercurial.iss
@@ -16,7 +16,7 @@ AppID={{4B95A5F1-EF59-4B08-BED8-C891C461
 AppContact=mercurial@selenic.com
 OutputBaseFilename=Mercurial-snapshot
 DefaultDirName={pf}\Mercurial
-SourceDir=C:\hg\hg-release
+SourceDir=..\..
 VersionInfoDescription=Mercurial distributed SCM
 VersionInfoCopyright=Copyright 2005-2007 Matt Mackall and others
 VersionInfoCompany=Matt Mackall and others