diff --git a/tools/sdk/lib/liblwip2-1460-feat.a b/tools/sdk/lib/liblwip2-1460-feat.a
index b801ca943..8d785324f 100644
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diff --git a/tools/sdk/lib/liblwip2-1460.a b/tools/sdk/lib/liblwip2-1460.a
index da76423bc..29b0838b9 100644
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diff --git a/tools/sdk/lib/liblwip2-536-feat.a b/tools/sdk/lib/liblwip2-536-feat.a
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diff --git a/tools/sdk/lib/liblwip2-536.a b/tools/sdk/lib/liblwip2-536.a
index 15bc60b99..70c5f2dec 100644
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diff --git a/tools/sdk/lib/liblwip6-1460-feat.a b/tools/sdk/lib/liblwip6-1460-feat.a
index bca6a1a71..c45606fd5 100644
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diff --git a/tools/sdk/lib/liblwip6-536-feat.a b/tools/sdk/lib/liblwip6-536-feat.a
index 97ed63b2c..2ccea829b 100644
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diff --git a/tools/sdk/lwip2/builder b/tools/sdk/lwip2/builder
index 4670dfc00..7206349a0 160000
--- a/tools/sdk/lwip2/builder
+++ b/tools/sdk/lwip2/builder
@@ -1 +1 @@
-Subproject commit 4670dfc00f0ce2caf194aca2f497d89d7b758ac7
+Subproject commit 7206349a0acaa9e042fc56ab3726f3a0ea058416
diff --git a/tools/sdk/lwip2/include/lwip-git-hash.h b/tools/sdk/lwip2/include/lwip-git-hash.h
index 7c1841eb9..efa52f4be 100644
--- a/tools/sdk/lwip2/include/lwip-git-hash.h
+++ b/tools/sdk/lwip2/include/lwip-git-hash.h
@@ -1,5 +1,5 @@
 // generated by makefiles/make-lwip2-hash
 #ifndef LWIP_HASH_H
 #define LWIP_HASH_H
-#define LWIP_HASH_STR "STABLE-2_1_2_RELEASE/glue:1.0-9-g56e0410"
+#define LWIP_HASH_STR "STABLE-2_1_2_RELEASE/glue:1.0-11-g87c709d"
 #endif // LWIP_HASH_H