diff --git a/contracts b/contracts
index 8adfb6d8..bb77690a 160000
--- a/contracts
+++ b/contracts
@@ -1 +1 @@
-Subproject commit 8adfb6d81fb673d26e3ab7038b3ef2264c1d1fe7
+Subproject commit bb77690aa0498f1060b64bebc183aea4fafb57e7