diff --git a/.hgignore b/.hgignore
index d3983dcf2ea..70aca549360 100644
--- a/.hgignore
+++ b/.hgignore
@@ -50,6 +50,7 @@ libpython*.a
 *~
 Lib/lib2to3/*.pickle
 Lib/test/data/*
+Misc/*.wpu
 PC/python_nt*.h
 PC/pythonnt_rc*.h
 PC/*.obj
diff --git a/Misc/python-wing4.wpr b/Misc/python-wing4.wpr
index 795b694150c..7adfdbdacf7 100644
--- a/Misc/python-wing4.wpr
+++ b/Misc/python-wing4.wpr
@@ -5,11 +5,12 @@
 ##################################################################
 [project attributes]
 proj.directory-list = [{'dirloc': loc('..'),
-                        'excludes': [u'Lib/unittest/test/__pycache__',
-                                     u'Lib/__pycache__',
-                                     u'Doc/build',
+                        'excludes': [u'.hg',
                                      u'Lib/unittest/__pycache__',
-                                     u'build'],
+                                     u'Lib/unittest/test/__pycache__',
+                                     u'Lib/__pycache__',
+                                     u'build',
+                                     u'Doc/build'],
                         'filter': '*',
                         'include_hidden': False,
                         'recursive': True,