diff --git a/Auth/LearningHub.Nhs.Auth/package-lock.json b/Auth/LearningHub.Nhs.Auth/package-lock.json
index 04360c1..869ff97 100644
--- a/Auth/LearningHub.Nhs.Auth/package-lock.json
+++ b/Auth/LearningHub.Nhs.Auth/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "babel-polyfill": "^6.26.0",
         "concurrently": "^7.2.0",
-        "core-js": "^3.42.0",
+        "core-js": "^3.43.0",
         "nhsuk-frontend": "^7.0.0",
         "node": "^22"
       },
@@ -3515,9 +3515,9 @@
       "license": "MIT"
     },
     "node_modules/core-js": {
-      "version": "3.42.0",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.42.0.tgz",
-      "integrity": "sha512-Sz4PP4ZA+Rq4II21qkNqOEDTDrCvcANId3xpIgB34NDkWc3UduWj2dqEtN9yZIq8Dk3HyPI33x9sqqU5C8sr0g==",
+      "version": "3.43.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.43.0.tgz",
+      "integrity": "sha512-N6wEbTTZSYOY2rYAn85CuvWWkCK6QweMn7/4Nr3w+gDBeBhk/x4EJeY6FPo4QzDoJZxVTv8U7CMvgWk6pOHHqA==",
       "hasInstallScript": true,
       "license": "MIT",
       "funding": {
diff --git a/Auth/LearningHub.Nhs.Auth/package.json b/Auth/LearningHub.Nhs.Auth/package.json
index 59f156e..f5fe38b 100644
--- a/Auth/LearningHub.Nhs.Auth/package.json
+++ b/Auth/LearningHub.Nhs.Auth/package.json
@@ -21,7 +21,7 @@
   "dependencies": {
     "babel-polyfill": "^6.26.0",
     "concurrently": "^7.2.0",
-    "core-js": "^3.42.0",
+    "core-js": "^3.43.0",
     "nhsuk-frontend": "^7.0.0",
     "node": "^22"
   },