diff --git a/contrib/ms-sbvar/TZcode b/contrib/ms-sbvar/TZcode
index 35f6ad8d478cb7042d4523b9b636690757105a43..b642763676536c148ad827a0286862be87c5ae8e 160000
--- a/contrib/ms-sbvar/TZcode
+++ b/contrib/ms-sbvar/TZcode
@@ -1 +1 @@
-Subproject commit 35f6ad8d478cb7042d4523b9b636690757105a43
+Subproject commit b642763676536c148ad827a0286862be87c5ae8e