diff --git a/stone b/stone
index 83da417f7..167755d94 160000
--- a/stone
+++ b/stone
@@ -1 +1 @@
-Subproject commit 83da417f780b40750b2fd6cdb9697e395cc1dd40
+Subproject commit 167755d94d26f316ce1b424275beb0ab1cbc5e69