diff --git a/user-restricted-combined-auth-tutorials/cis2/php/yarn.lock b/user-restricted-combined-auth-tutorials/cis2/php/yarn.lock
index 97170b0..9b31576 100644
--- a/user-restricted-combined-auth-tutorials/cis2/php/yarn.lock
+++ b/user-restricted-combined-auth-tutorials/cis2/php/yarn.lock
@@ -1547,12 +1547,13 @@ ajv@^6.12.5:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-ajv@^8.0.0, ajv@^8.8.0:
-  version "8.11.0"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-8.11.0.tgz#977e91dd96ca669f54a11e23e378e33b884a565f"
-  integrity sha512-wGgprdCvMalC0BztXvitD2hC04YffAvtsUn93JbGXYLAtCUO4xd17mCCZQxUOItiBwZvJScWo8NIvQMQ71rdpg==
+ajv@^8.0.0, ajv@^8.8.0, ajv@^8.9.0:
+  version "8.20.0"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-8.20.0.tgz#304b3636add88ba7d936760dd50ece006dea95f9"
+  integrity sha512-Thbli+OlOj+iMPYFBVBfJ3OmCAnaSyNn4M1vz9T6Gka5Jt9ba/HIR56joy65tY6kx/FCF5VXNB819Y7/GUrBGA==
   dependencies:
-    fast-deep-equal "^3.1.1"
+    fast-deep-equal "^3.1.3"
+    fast-uri "^3.0.1"
     json-schema-traverse "^1.0.0"
     require-from-string "^2.0.2"
     uri-js "^4.2.2"