diff --git a/tools/clang/scripts/update.py b/tools/clang/scripts/update.py
index b1a37f7..8f419c4 100755
--- a/tools/clang/scripts/update.py
+++ b/tools/clang/scripts/update.py
@@ -36,7 +36,7 @@
 # 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-21-init-6681-g5b36835d'
+CLANG_REVISION = 'llvmorg-21-init-9266-g09006611'
 CLANG_SUB_REVISION = 1
 
 PACKAGE_VERSION = '%s-%s' % (CLANG_REVISION, CLANG_SUB_REVISION)