diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index b2b9968..2a0c8c8 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-950f1bf976b332eca60267b25bf759e2ad564e0c
+30c1633386e7cfb01c0a54b31ccf4c3a3873e71b