diff --git a/zinc b/zinc
index 394fd84..a4f1c09 160000
--- a/zinc
+++ b/zinc
@@ -1 +1 @@
-Subproject commit 394fd840561a616e5a78c3d39355896dd4d37397
+Subproject commit a4f1c09fa13560f179aebcc9d2b9925fa5d7886b