diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index 75d228e..0916876 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-624d3fe0e41e4cc6d218ca96e3ad5e4625bbb347
+4d79ef814aedb63e85903bb145dfe7ec143c6909