diff --git a/notificationworkerlambda/cdk/package.json b/notificationworkerlambda/cdk/package.json
index ee988b72..94ec8786 100644
--- a/notificationworkerlambda/cdk/package.json
+++ b/notificationworkerlambda/cdk/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "@guardian/cdk": "^59.2.3",
-    "aws-cdk": "2.166.0",
+    "aws-cdk": "2.167.1",
     "@types/jest": "^29.5.14",
     "aws-cdk-lib": "2.148.0",
     "constructs": "^10.3.0",
diff --git a/notificationworkerlambda/cdk/yarn.lock b/notificationworkerlambda/cdk/yarn.lock
index f4efcf09..023a1319 100644
--- a/notificationworkerlambda/cdk/yarn.lock
+++ b/notificationworkerlambda/cdk/yarn.lock
@@ -1179,10 +1179,10 @@ aws-cdk-lib@2.148.0:
     table "^6.8.2"
     yaml "1.10.2"
 
-aws-cdk@2.166.0:
-  version "2.166.0"
-  resolved "https://registry.yarnpkg.com/aws-cdk/-/aws-cdk-2.166.0.tgz#4e4293b816466a863636c0e95c08060481e42674"
-  integrity sha512-AvwYXJt92lMlp0pB49HJtlvyWFZUBcX4DliIV3JfLngLpAlwVHQtvzPbL8qCvxHwZ3CIzJ1wKEth8QzdYmyOPQ==
+aws-cdk@2.167.1:
+  version "2.167.1"
+  resolved "https://registry.yarnpkg.com/aws-cdk/-/aws-cdk-2.167.1.tgz#a4c8412d8afe969f778a3dc7cd2a9fb230f666f5"
+  integrity sha512-GOFe5hj7xi7i7aqkaQ2PT1jmar+Ip+qNpA7hJoH4anz98rthcl4N2X01CdHiEc61/0urobwl5358xAZIhMd21g==
   optionalDependencies:
     fsevents "2.3.2"