diff --git a/WORKSPACE.bazel b/WORKSPACE.bazel
index 29ef986ad0..b89ffe9f3f 100644
--- a/WORKSPACE.bazel
+++ b/WORKSPACE.bazel
@@ -17,9 +17,9 @@ workspace(name = "stablehlo")
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
-LLVM_COMMIT = "00128a20eec27246719d73ba427bf821883b00b4"
+LLVM_COMMIT = "efcfa6e711689ada546c323316145ecd749d380a"
 
-LLVM_SHA256 = "9fff2ccb6c262f3d5e2f98c281a0b99a585daee83742e1599709ff61cfc222af"
+LLVM_SHA256 = "81c9afd66109be46e60ff335c51f2ce9dfbf3998dc87497209bf7cfa6d4f2b22"
 
 http_archive(
     name = "llvm-raw",
diff --git a/build_tools/llvm_version.txt b/build_tools/llvm_version.txt
index 31408ab7fd..6fb758d206 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1 +1 @@
-00128a20eec27246719d73ba427bf821883b00b4
+efcfa6e711689ada546c323316145ecd749d380a