diff --git a/tools/clang/scripts/update.py b/tools/clang/scripts/update.py
index 0fc9f04..4d5289c 100755
--- a/tools/clang/scripts/update.py
+++ b/tools/clang/scripts/update.py
@@ -39,8 +39,8 @@
 # https://chromium.googlesource.com/chromium/src/+/main/docs/updating_clang.md
 # Reverting problematic clang rolls is safe, though.
 # This is the output of `git describe` and is usable as a commit-ish.
-CLANG_REVISION = 'llvmorg-13-init-14732-g8a7b5ebf'
-CLANG_SUB_REVISION = 2
+CLANG_REVISION = 'llvmorg-13-init-15040-gc10947b5'
+CLANG_SUB_REVISION = 1
 
 PACKAGE_VERSION = '%s-%s' % (CLANG_REVISION, CLANG_SUB_REVISION)
 RELEASE_VERSION = '13.0.0'