diff --git a/jack b/jack
index 15a179d..eb7c221 160000
--- a/jack
+++ b/jack
@@ -1 +1 @@
-Subproject commit 15a179df5fc1a388c0719b4305343bd0b8d45cf8
+Subproject commit eb7c2212364695714a9a62cc457155f004bf2bb1