diff --git a/third_party/llvm-libc/src b/third_party/llvm-libc/src
index 5d49996..afc5f84 160000
--- a/third_party/llvm-libc/src
+++ b/third_party/llvm-libc/src
@@ -1 +1 @@
-Subproject commit 5d499967a0d9b1591ab0a5e15760d22771f0e7de
+Subproject commit afc5f8464cc088d25e8b0d6005bd18b9f81026b1