diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index d967f8d..9b6f125 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-87f03e13ce0e840d7eb9a4a6d805d117fe165672
+23ed570af1cc165afea1b70a533a4a39d6656501