diff -r ac32e04e887f -r 5d9fdc9b0178 setup.py
--- a/setup.py	Thu Mar 07 13:47:28 2019 -0800
+++ b/setup.py	Thu Mar 07 14:02:02 2019 -0800
@@ -1242,6 +1242,7 @@
 
 py2exepackages = [
     'hgdemandimport',
+    'hgext3rd',
     'hgext',
     'email',
     # implicitly imported per module policy