diff --git a/libndp b/libndp
index 69d1c977b4..873037aaf4 160000
--- a/libndp
+++ b/libndp
@@ -1 +1 @@
-Subproject commit 69d1c977b4770e651db6bc498fdca9c3061cef8c
+Subproject commit 873037aaf480b7c84cd2835b1207ffff3daee319