diff --git a/contrib/ms-sbvar/switch_dw b/contrib/ms-sbvar/switch_dw
index 671802fcb..b91039ef3 160000
--- a/contrib/ms-sbvar/switch_dw
+++ b/contrib/ms-sbvar/switch_dw
@@ -1 +1 @@
-Subproject commit 671802fcb4597b56943897cd91be838230c256d1
+Subproject commit b91039ef316d14fed98fcf425d6349e94307ade6