diff --git a/smoltcp b/smoltcp
index 9eae8d296b..9fbcf5cfcb 160000
--- a/smoltcp
+++ b/smoltcp
@@ -1 +1 @@
-Subproject commit 9eae8d296b96f95c352ec0df14d899df4790f780
+Subproject commit 9fbcf5cfcb3b0d3e8ca77da2bc0f56c4d3c3b412