diff --git a/.github/workflows/repo-lockdown.yml b/.github/workflows/repo-lockdown.yml
index aef2297516dbc..d39821bd37dfa 100644
--- a/.github/workflows/repo-lockdown.yml
+++ b/.github/workflows/repo-lockdown.yml
@@ -9,6 +9,11 @@ on:
       - 'runtimes/**'
       - 'lldb/**'
       - '.github/**'
+      - 'clang/lib/Format/**'
+      - 'clang/include/clang/Format/**'
+      - 'clang/docs/**'
+      - 'clang/unitests/Format/**'
+      - 'clang/tools/clang-format/**'
 
 permissions:
   pull-requests: write