diff --git a/hermit/lwip b/hermit/lwip
index cf88c1e88..bbff1bd8a 160000
--- a/hermit/lwip
+++ b/hermit/lwip
@@ -1 +1 @@
-Subproject commit cf88c1e881f5abcc9188baff6f92b5029211eec4
+Subproject commit bbff1bd8a60ad89f9c559a482d2dd359133f52dd