diff --git a/lib/ntk b/lib/ntk
index a41e876..891e8c6 160000
--- a/lib/ntk
+++ b/lib/ntk
@@ -1 +1 @@
-Subproject commit a41e8769a3543ef237470482488c62dba92ded2c
+Subproject commit 891e8c604e569c695b848b83845871e49df1ae07