diff --git a/package-lock.json b/package-lock.json
index 84f6a3ff..041ea9ad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4686,11 +4686,11 @@
       }
     },
     "openapi3-ts": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/openapi3-ts/-/openapi3-ts-2.0.2.tgz",
-      "integrity": "sha512-TxhYBMoqx9frXyOgnRHufjQfPXomTIHYKhSKJ6jHfj13kS8OEIhvmE8CTuQyKtjjWttAjX5DPxM1vmalEpo8Qw==",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/openapi3-ts/-/openapi3-ts-4.0.3.tgz",
+      "integrity": "sha512-tpaX06UZhrgtd7N4S7neVXORCdwTsuvwOhv3KNtNtxNCyFeBybqxLqkE5k+nDp5lW0BZt9b+MfgLfC/36nEh/A==",
       "requires": {
-        "yaml": "^1.10.2"
+        "yaml": "^2.2.1"
       }
     },
     "p-each-series": {
@@ -6022,9 +6022,9 @@
       "dev": true
     },
     "yaml": {
-      "version": "1.10.2",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-1.10.2.tgz",
-      "integrity": "sha512-r3vXyErRCYJ7wg28yvBY5VSoAF8ZvlcW9/BwUzEtUsjvX/DKs24dIkuwjtuprwJJHsbyUbLApepYTR1BN4uHrg=="
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.2.1.tgz",
+      "integrity": "sha512-e0WHiYql7+9wr4cWMx3TVQrNwejKaEe7/rHNmQmqRjazfOP5W8PB6Jpebb5o6fIapbz9o9+2ipcaTM2ZwDI6lw=="
     },
     "yargs": {
       "version": "17.7.1",
diff --git a/package.json b/package.json
index ee2a98ce..1196576c 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "ajv": "^6.12.6",
     "aws-xray-sdk-core": ">=1.1.6",
     "lodash": "^4.17.21",
-    "openapi3-ts": "^2.0.1",
+    "openapi3-ts": "^4.0.0",
     "path-to-regexp": "^6.2.0",
     "qs": "^6.10.1",
     "traverse": "^0.6.6"