diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index 34c4566..fbee014 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-baa005c96ce610e9ee91ef55a3a1b1eacd5a0a27
+6627a3c2873fdf7ccba1a1573371079be48b36e8