diff --git a/contracts b/contracts
index d06ad2519..1d499fe7d 160000
--- a/contracts
+++ b/contracts
@@ -1 +1 @@
-Subproject commit d06ad25196f67c4d20ad309941192fdddf80e307
+Subproject commit 1d499fe7d33791e1ac6dccfe031e178b7d520bb4