diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index bf24316..4f00db7 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -1013,6 +1013,7 @@
             lib.glob("*.pem")
             lib.glob("*.pck")
             lib.add_file("readme.txt", src="README")
+            lib.add_file("zipdir.zip")
         if dir=='decimaltestdata':
             lib.glob("*.decTest")
         if dir=='output':