diff --git a/lambdas/cis2-api/package.json b/lambdas/cis2-api/package.json
index 8e3400db..d2589d4d 100644
--- a/lambdas/cis2-api/package.json
+++ b/lambdas/cis2-api/package.json
@@ -26,6 +26,6 @@
     "date-fns": "^4.1.0",
     "jwt-decode": "^4.0.0",
     "winston": "^3.17.0",
-    "zod": "^3.24.2"
+    "zod": "^4.0.10"
   }
 }
diff --git a/lambdas/jwks-key-rotation/package.json b/lambdas/jwks-key-rotation/package.json
index fc889984..1fd63a40 100644
--- a/lambdas/jwks-key-rotation/package.json
+++ b/lambdas/jwks-key-rotation/package.json
@@ -27,6 +27,6 @@
     "@types/node-jose": "^1.1.13",
     "node-jose": "^2.2.0",
     "winston": "^3.14.2",
-    "zod": "^3.24.2"
+    "zod": "^4.0.10"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index e0d3fc75..c4b87e5b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -114,7 +114,7 @@
         "date-fns": "^4.1.0",
         "jwt-decode": "^4.0.0",
         "winston": "^3.17.0",
-        "zod": "^3.24.2"
+        "zod": "^4.0.10"
       },
       "devDependencies": {
         "@types/aws-lambda": "^8.10.148",
@@ -160,7 +160,7 @@
         "@types/node-jose": "^1.1.13",
         "node-jose": "^2.2.0",
         "winston": "^3.14.2",
-        "zod": "^3.24.2"
+        "zod": "^4.0.10"
       },
       "devDependencies": {
         "@aws-sdk/types": "3.775.0",
@@ -650,15 +650,6 @@
         "node": ">=16.0.0"
       }
     },
-    "node_modules/@aws-amplify/backend-output-schemas": {
-      "version": "1.7.0",
-      "resolved": "https://registry.npmjs.org/@aws-amplify/backend-output-schemas/-/backend-output-schemas-1.7.0.tgz",
-      "integrity": "sha512-EZJJYXtMJR2gIJGVRWVopAHrIzb3EshBac3MTAoMi1nmavvsvBoQTo6df1VhqCbCwPXtW2J5j+iKvD7b5AKYmg==",
-      "license": "Apache-2.0",
-      "peerDependencies": {
-        "zod": "3.25.17"
-      }
-    },
     "node_modules/@aws-amplify/client-config": {
       "version": "1.8.0",
       "resolved": "https://registry.npmjs.org/@aws-amplify/client-config/-/client-config-1.8.0.tgz",
@@ -678,6 +669,24 @@
         "@aws-sdk/client-s3": "^3.750.0"
       }
     },
+    "node_modules/@aws-amplify/client-config/node_modules/@aws-amplify/backend-output-schemas": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/@aws-amplify/backend-output-schemas/-/backend-output-schemas-1.7.0.tgz",
+      "integrity": "sha512-EZJJYXtMJR2gIJGVRWVopAHrIzb3EshBac3MTAoMi1nmavvsvBoQTo6df1VhqCbCwPXtW2J5j+iKvD7b5AKYmg==",
+      "license": "Apache-2.0",
+      "peerDependencies": {
+        "zod": "3.25.17"
+      }
+    },
+    "node_modules/@aws-amplify/client-config/node_modules/zod": {
+      "version": "3.25.17",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.17.tgz",
+      "integrity": "sha512-8hQzQ/kMOIFbwOgPrm9Sf9rtFHpFUMy4HvN0yEB0spw14aYi0uT5xG5CE2DB9cd51GWNsz+DNO7se1kztHMKnw==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@aws-amplify/core": {
       "version": "6.12.0",
       "resolved": "https://registry.npmjs.org/@aws-amplify/core/-/core-6.12.0.tgz",
@@ -856,6 +865,24 @@
         "@aws-sdk/types": "^3.734.0"
       }
     },
+    "node_modules/@aws-amplify/deployed-backend-client/node_modules/@aws-amplify/backend-output-schemas": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/@aws-amplify/backend-output-schemas/-/backend-output-schemas-1.7.0.tgz",
+      "integrity": "sha512-EZJJYXtMJR2gIJGVRWVopAHrIzb3EshBac3MTAoMi1nmavvsvBoQTo6df1VhqCbCwPXtW2J5j+iKvD7b5AKYmg==",
+      "license": "Apache-2.0",
+      "peerDependencies": {
+        "zod": "3.25.17"
+      }
+    },
+    "node_modules/@aws-amplify/deployed-backend-client/node_modules/zod": {
+      "version": "3.25.17",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.17.tgz",
+      "integrity": "sha512-8hQzQ/kMOIFbwOgPrm9Sf9rtFHpFUMy4HvN0yEB0spw14aYi0uT5xG5CE2DB9cd51GWNsz+DNO7se1kztHMKnw==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@aws-amplify/graphql-directives": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@aws-amplify/graphql-directives/-/graphql-directives-1.1.0.tgz",
@@ -974,6 +1001,25 @@
         "@aws-sdk/client-cloudformation": "^3.750.0"
       }
     },
+    "node_modules/@aws-amplify/model-generator/node_modules/@aws-amplify/backend-output-schemas": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/@aws-amplify/backend-output-schemas/-/backend-output-schemas-1.7.0.tgz",
+      "integrity": "sha512-EZJJYXtMJR2gIJGVRWVopAHrIzb3EshBac3MTAoMi1nmavvsvBoQTo6df1VhqCbCwPXtW2J5j+iKvD7b5AKYmg==",
+      "license": "Apache-2.0",
+      "peerDependencies": {
+        "zod": "3.25.17"
+      }
+    },
+    "node_modules/@aws-amplify/model-generator/node_modules/zod": {
+      "version": "3.25.17",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.17.tgz",
+      "integrity": "sha512-8hQzQ/kMOIFbwOgPrm9Sf9rtFHpFUMy4HvN0yEB0spw14aYi0uT5xG5CE2DB9cd51GWNsz+DNO7se1kztHMKnw==",
+      "license": "MIT",
+      "peer": true,
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@aws-amplify/notifications": {
       "version": "2.0.81",
       "resolved": "https://registry.npmjs.org/@aws-amplify/notifications/-/notifications-2.0.81.tgz",
@@ -1049,6 +1095,15 @@
         "uuid": "dist/esm/bin/uuid"
       }
     },
+    "node_modules/@aws-amplify/platform-core/node_modules/zod": {
+      "version": "3.25.17",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.17.tgz",
+      "integrity": "sha512-8hQzQ/kMOIFbwOgPrm9Sf9rtFHpFUMy4HvN0yEB0spw14aYi0uT5xG5CE2DB9cd51GWNsz+DNO7se1kztHMKnw==",
+      "license": "MIT",
+      "funding": {
+        "url": "https://github.com/sponsors/colinhacks"
+      }
+    },
     "node_modules/@aws-amplify/plugin-types": {
       "version": "1.10.1",
       "resolved": "https://registry.npmjs.org/@aws-amplify/plugin-types/-/plugin-types-1.10.1.tgz",
@@ -37617,9 +37672,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.17",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.17.tgz",
-      "integrity": "sha512-8hQzQ/kMOIFbwOgPrm9Sf9rtFHpFUMy4HvN0yEB0spw14aYi0uT5xG5CE2DB9cd51GWNsz+DNO7se1kztHMKnw==",
+      "version": "4.0.10",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.0.10.tgz",
+      "integrity": "sha512-3vB+UU3/VmLL2lvwcY/4RV2i9z/YU0DTV/tDuYjrwmx5WeJ7hwy+rGEEx8glHp6Yxw7ibRbKSaIFBgReRPe5KA==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"