diff --git a/cpp-btree b/cpp-btree
index ebe44c9b..431d2e1d 160000
--- a/cpp-btree
+++ b/cpp-btree
@@ -1 +1 @@
-Subproject commit ebe44c9b665f874888335797593107c4a220dc87
+Subproject commit 431d2e1d35c2be2d0c753bcf61da796a96986a34