diff --git a/repos/cpp b/repos/cpp
index e0c1678a..b1a4e2b2 160000
--- a/repos/cpp
+++ b/repos/cpp
@@ -1 +1 @@
-Subproject commit e0c1678a78731e78655b7d953efb4daecf58be46
+Subproject commit b1a4e2b25148f3cfcb5f241cbc4c49f001a6fb35