diff --git a/VERSION b/VERSION
index c28004fc..43880ecd 100755
--- a/VERSION
+++ b/VERSION
@@ -18,5 +18,5 @@ phy:
 gitlab:
     driver      :   32124083
     json        :   1ee88246
-    lwip        :   4516ac7c
+    lwip        :   ffc37ff3
     mbedtls     :   78497e12
diff --git a/lib/liblwip.a b/lib/liblwip.a
index c453ea18..caf179d3 100755
Binary files a/lib/liblwip.a and b/lib/liblwip.a differ