diff --git a/reference/knowledge/canonical/okf-spec.lock.json b/reference/knowledge/canonical/okf-spec.lock.json
index 23d26168c..fd4b8d8e3 100644
--- a/reference/knowledge/canonical/okf-spec.lock.json
+++ b/reference/knowledge/canonical/okf-spec.lock.json
@@ -3,7 +3,7 @@
   "version": "0.1",
   "sourceUrl": "https://raw.githubusercontent.com/GoogleCloudPlatform/knowledge-catalog/main/okf/SPEC.md",
   "sha256": "b9655e607346dbbdc6de21190e9a953313eda6a7eba68d4d272a65975940ad6e",
-  "checkedAt": "2026-07-08",
+  "checkedAt": "2026-08-23",
   "reviewedAt": "2026-07-08",
   "adr": "ADR-0105"
 }