diff --git a/jack b/jack
index 88d3f25..198407e 160000
--- a/jack
+++ b/jack
@@ -1 +1 @@
-Subproject commit 88d3f257bab3ad5021b30e405eee27aa56e97cf9
+Subproject commit 198407e95611938375ce87cb5ba924d8cff4eb09