diff --git a/contracts b/contracts
index 9a880552..591fda91 160000
--- a/contracts
+++ b/contracts
@@ -1 +1 @@
-Subproject commit 9a8805526c0fbe4aa1477f32b23c3d0e3647792a
+Subproject commit 591fda9174610519f89842e651f3186eac8862eb