diff --git a/lib/chck b/lib/chck
index ec1c981..5ae39c7 160000
--- a/lib/chck
+++ b/lib/chck
@@ -1 +1 @@
-Subproject commit ec1c981aa9e5a567dd437c5c174840ace4da2040
+Subproject commit 5ae39c735186070485dc5c2c18c7a111ea744f4b