diff --git a/package-lock.json b/package-lock.json
index 8e7bdc556..0da089acc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13427,8 +13427,6 @@
         "@accordproject/concerto-codegen": "3.30.2",
         "@accordproject/concerto-core": "3.19.9",
         "@accordproject/concerto-util": "3.19.9",
-        "ajv": "^8.17.1",
-        "ajv-keywords": "^5.1.0",
         "eslint": "8.57.1",
         "jest": "29.7.0",
         "npm-run-all": "4.1.5",
@@ -13440,43 +13438,6 @@
         "npm": ">=10"
       }
     },
-    "packages/concerto-types/node_modules/ajv": {
-      "version": "8.17.1",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-8.17.1.tgz",
-      "integrity": "sha512-B/gBuNg5SiMTrPkC+A2+cW0RszwxYmn6VYxB/inlBStS5nx6xHIt/ehKRhIMhqusl7a8LjQoZnjCs5vhwxOQ1g==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "fast-deep-equal": "^3.1.3",
-        "fast-uri": "^3.0.1",
-        "json-schema-traverse": "^1.0.0",
-        "require-from-string": "^2.0.2"
-      },
-      "funding": {
-        "type": "github",
-        "url": "https://github.com/sponsors/epoberezkin"
-      }
-    },
-    "packages/concerto-types/node_modules/ajv-keywords": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-5.1.0.tgz",
-      "integrity": "sha512-YCS/JNFAUyr5vAuhk1DWm1CBxRHW9LbJ2ozWeemrIqpbsqKjHVxYPyi5GC0rjZIT5JxJ3virVTS8wk4i/Z+krw==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "fast-deep-equal": "^3.1.3"
-      },
-      "peerDependencies": {
-        "ajv": "^8.8.2"
-      }
-    },
-    "packages/concerto-types/node_modules/json-schema-traverse": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-1.0.0.tgz",
-      "integrity": "sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==",
-      "dev": true,
-      "license": "MIT"
-    },
     "packages/concerto-util": {
       "name": "@accordproject/concerto-util",
       "version": "3.19.9",
diff --git a/packages/concerto-types/package.json b/packages/concerto-types/package.json
index fce876b82..8c68ac059 100644
--- a/packages/concerto-types/package.json
+++ b/packages/concerto-types/package.json
@@ -35,8 +35,6 @@
         "@accordproject/concerto-codegen": "3.30.2",
         "@accordproject/concerto-core": "3.19.9",
         "@accordproject/concerto-util": "3.19.9",
-        "ajv": "^8.17.1",
-        "ajv-keywords": "^5.1.0",
         "eslint": "8.57.1",
         "jest": "29.7.0",
         "npm-run-all": "4.1.5",