diff --git a/lib/ntk b/lib/ntk
index 3fc730f..6dd0b57 160000
--- a/lib/ntk
+++ b/lib/ntk
@@ -1 +1 @@
-Subproject commit 3fc730fc4ce779df0c9a8f3a70cc33b3a4e5aea7
+Subproject commit 6dd0b57d529c9c0424beffe029f9d4ccc0846299