Use CRT 9 policy files.
diff --git a/Tools/msi/merge.py b/Tools/msi/merge.py
index 3202f98..959978b 100644
--- a/Tools/msi/merge.py
+++ b/Tools/msi/merge.py
@@ -9,10 +9,10 @@
 if len(sys.argv)==2:

     msi = sys.argv[1]

 if Win64:

-    modules = ["Microsoft_VC90_CRT_x86_x64.msm", "policy_8_0_Microsoft_VC80_CRT_x86_x64.msm"]

+    modules = ["Microsoft_VC90_CRT_x86_x64.msm", "policy_9_0_Microsoft_VC90_CRT_x86_x64.msm"]

     if not msi: msi = "python-%s.amd64.msi" % full_current_version

 else:

-    modules = ["Microsoft_VC90_CRT_x86.msm","policy_8_0_Microsoft_VC80_CRT_x86.msm"]

+    modules = ["Microsoft_VC90_CRT_x86.msm","policy_9_0_Microsoft_VC90_CRT_x86.msm"]

     if not msi: msi = "python-%s.msi" % full_current_version

 for i, n in enumerate(modules):

     modules[i] = os.path.join(mod_dir, n)