diff --git a/WORKSPACE b/WORKSPACE
index d02e206..c6967fa 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -15,9 +15,9 @@
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
-LLVM_COMMIT = "c4c9e4d6df3c492cf86728288b14a9bc718f6e2d"
+LLVM_COMMIT = "8f9477b067b0e059ece95bae3e2bd84f95702666"
 
-LLVM_SHA256 = "78a96a0cc5cca8e757bf08f7253e54fbe1cd5c347ff138a9d99ce97b1ac80587"
+LLVM_SHA256 = "837f9bcb603fc9c2dec04edc86d43e8030509864bd0b7e055b5cca4574823dae"
 
 LLVM_BAZEL_TAG = "llvm-project-{commit}".format(commit = LLVM_COMMIT)
 
diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index 3c655ff..642ec0a 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-c4c9e4d6df3c492cf86728288b14a9bc718f6e2d
+8f9477b067b0e059ece95bae3e2bd84f95702666