diff --git a/jack b/jack
index 3e0ebfb..ab27e5a 160000
--- a/jack
+++ b/jack
@@ -1 +1 @@
-Subproject commit 3e0ebfba31fa7583b3c00ac8776adef49a4aecc8
+Subproject commit ab27e5a59fe5294cf09d50ffa2414d1542cf245e