diff --git a/WORKSPACE b/WORKSPACE
index 78e1b08..cf4d803 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -15,9 +15,9 @@
 
 load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
-LLVM_COMMIT = "1f6a57c1a0fad922e04a2b1f414b092d4b0cd8b0"
+LLVM_COMMIT = "4157a079afbf7fa5c3ce3ac0e9f4541f89188ae2"
 
-LLVM_SHA256 = "53f08d1326d3e41ddc1743f1cbd9ed776deca7f44ae2514917443cf05b3407bb"
+LLVM_SHA256 = "aa7f9b007697d661684da94c407c0c4b050ab80217338701379ec3210fb6d2b0"
 
 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 d8936db..36cddfe 100644
--- a/build_tools/llvm_version.txt
+++ b/build_tools/llvm_version.txt
@@ -1,2 +1,2 @@
-1f6a57c1a0fad922e04a2b1f414b092d4b0cd8b0
+4157a079afbf7fa5c3ce3ac0e9f4541f89188ae2