diff --git a/lib/ntk b/lib/ntk
index b371dc0..b2b1ead 160000
--- a/lib/ntk
+++ b/lib/ntk
@@ -1 +1 @@
-Subproject commit b371dc0f09c1aa165a8d40339681f9b66305bbc5
+Subproject commit b2b1eadf76ecbb5f2aa4dac9d390566cb056f409