diff --git a/rules/detection-rules.json b/rules/detection-rules.json
index ff0fa792..a40b6603 100644
--- a/rules/detection-rules.json
+++ b/rules/detection-rules.json
@@ -1,6 +1,6 @@
 {
   "version": "1.2.0",
-  "lastUpdated": "2025-12-20T00:00:00Z",
+  "lastUpdated": "2026-04-07T00:00:00Z",
   "description": "Phishing detection logic for identifying phishing attempts targeting Microsoft 365 login pages",
   "trusted_login_patterns": [
     "^https:\\/\\/login\\.microsoftonline\\.(com|us)$",