diff --git a/tools/sdk/include/bearssl/bearssl_git.h b/tools/sdk/include/bearssl/bearssl_git.h
index 432d98a410..eb4e910d8a 100644
--- a/tools/sdk/include/bearssl/bearssl_git.h
+++ b/tools/sdk/include/bearssl/bearssl_git.h
@@ -1,2 +1,2 @@
 // Do not edit -- Automatically generated by tools/sdk/ssl/bearssl/Makefile
-#define BEARSSL_GIT 0645c68
+#define BEARSSL_GIT 5c771be
diff --git a/tools/sdk/lib/libbearssl.a b/tools/sdk/lib/libbearssl.a
index 9bcd86fe15..9fa5f9cb4e 100644
Binary files a/tools/sdk/lib/libbearssl.a and b/tools/sdk/lib/libbearssl.a differ
diff --git a/tools/sdk/ssl/bearssl b/tools/sdk/ssl/bearssl
index 0645c68c36..5c771bed8b 160000
--- a/tools/sdk/ssl/bearssl
+++ b/tools/sdk/ssl/bearssl
@@ -1 +1 @@
-Subproject commit 0645c68c3653233c4d0e59252cd591a664f808fd
+Subproject commit 5c771bed8b11b968e2f75f26b9b00de51f2e9333