diff --git a/lwip b/lwip
index 9b7bab658..b8ba33a91 160000
--- a/lwip
+++ b/lwip
@@ -1 +1 @@
-Subproject commit 9b7bab658b924c95dfdb9ba5244a5b02cf979f0d
+Subproject commit b8ba33a91da6555b6ea21f5015b67199422a73ac