diff --git a/quartz b/quartz
index 0d3cf29..1bf7e3d 160000
--- a/quartz
+++ b/quartz
@@ -1 +1 @@
-Subproject commit 0d3cf2922618774fc397dca8cb92fcf76fb0db02
+Subproject commit 1bf7e3d8b3966590ebfa3418d6fb2ce6a520c846