diff --git a/.github/standards/github-actions-conventions/vocabulary.json b/.github/standards/github-actions-conventions/vocabulary.json
index 0c0bbf92383..5c58a6963a4 100644
--- a/.github/standards/github-actions-conventions/vocabulary.json
+++ b/.github/standards/github-actions-conventions/vocabulary.json
@@ -115,6 +115,11 @@
       { "name": "repin-ci-workflows", "status": "in-use" },
       { "name": "scan-secrets", "status": "in-use" },
       { "name": "sync-standards", "status": "in-use" },
+      {
+        "name": "tidy-code-upkeep",
+        "status": "reserved",
+        "purpose": "Detect churn per merge and open code-tidying pull requests as a daily batch."
+      },
       { "name": "verify-governance", "status": "in-use" }
     ],
     "upstream": [