diff --git a/quartz b/quartz
index a6b2967..1ab9c91 160000
--- a/quartz
+++ b/quartz
@@ -1 +1 @@
-Subproject commit a6b2967df86895fb5402d4aaa8dfa91417e4d1ab
+Subproject commit 1ab9c91df1df799f7a1004200ff890b144d00f19