diff --git a/package-lock.json b/package-lock.json
index 7ad3d618..6ff155e5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,8 +18,6 @@
         "json-schema-traverse": "^1.0.0",
         "lodash.clonedeep": "^4.5.0",
         "lodash.get": "^4.4.2",
-        "lodash.uniq": "^4.5.0",
-        "lodash.zipobject": "^4.1.3",
         "media-typer": "^1.1.0",
         "multer": "^1.4.5-lts.1",
         "ono": "^7.1.3",
@@ -3890,7 +3888,7 @@
     "node_modules/lodash.clonedeep": {
       "version": "4.5.0",
       "resolved": "https://registry.npmjs.org/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz",
-      "integrity": "sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8="
+      "integrity": "sha512-H5ZhCF25riFd9uB5UCkVKo61m3S/xZk1x4wA6yp/L3RFP6Z/eHH1ymQcGLo7J3GMPfm0V/7m1tryHuGVxpqEBQ=="
     },
     "node_modules/lodash.flattendeep": {
       "version": "4.4.0",
@@ -3909,16 +3907,6 @@
       "integrity": "sha512-worNHGKLDetmcEYDvh2stPCrrQRkP20E4l0iIS7F8EvzMqBBi7ltvFN5m1HvTf1P7Jk1txKhvFcmYsCr8O2F1Q==",
       "dev": true
     },
-    "node_modules/lodash.uniq": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz",
-      "integrity": "sha1-0CJTc662Uq3BvILklFM5qEJ1R3M="
-    },
-    "node_modules/lodash.zipobject": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/lodash.zipobject/-/lodash.zipobject-4.1.3.tgz",
-      "integrity": "sha512-A9SzX4hMKWS25MyalwcOnNoplyHbkNVsjidhTp8ru0Sj23wY9GWBKS8gAIGDSAqeWjIjvE4KBEl24XXAs+v4wQ=="
-    },
     "node_modules/log-driver": {
       "version": "1.2.7",
       "resolved": "https://registry.npmjs.org/log-driver/-/log-driver-1.2.7.tgz",
diff --git a/package.json b/package.json
index 3bfa9b39..aa09554d 100644
--- a/package.json
+++ b/package.json
@@ -42,8 +42,6 @@
     "json-schema-traverse": "^1.0.0",
     "lodash.clonedeep": "^4.5.0",
     "lodash.get": "^4.4.2",
-    "lodash.uniq": "^4.5.0",
-    "lodash.zipobject": "^4.1.3",
     "media-typer": "^1.1.0",
     "multer": "^1.4.5-lts.1",
     "ono": "^7.1.3",
diff --git a/src/middlewares/openapi.metadata.ts b/src/middlewares/openapi.metadata.ts
index 2dae08a2..a1370736 100644
--- a/src/middlewares/openapi.metadata.ts
+++ b/src/middlewares/openapi.metadata.ts
@@ -1,4 +1,4 @@
-import * as _zipObject from 'lodash.zipobject';
+import { zipObject } from './util';
 import { pathToRegexp } from 'path-to-regexp';
 import { Response, NextFunction } from 'express';
 import { OpenApiContext } from '../framework/openapi.context';
@@ -94,7 +94,7 @@ export function applyOpenApiMetadata(
         const paramKeys = keys.map((k) => k.name);
         try {
           const paramsVals = matchedRoute.slice(1).map(decodeURIComponent);
-          const pathParams = _zipObject(paramKeys, paramsVals);
+          const pathParams = zipObject(paramKeys, paramsVals);
 
           const r = {
             schema,
diff --git a/src/middlewares/util.ts b/src/middlewares/util.ts
index 0fde5708..991d4a80 100644
--- a/src/middlewares/util.ts
+++ b/src/middlewares/util.ts
@@ -164,3 +164,10 @@ export const findResponseContent = function (
   }
   return null;
 };
+
+export const zipObject = (keys, values) =>
+  keys.reduce((acc, key, idx) => {
+    acc[key] = values[idx]
+    return acc
+  }, {})
+
diff --git a/src/openapi.validator.ts b/src/openapi.validator.ts
index dd12fed2..c4b639e7 100644
--- a/src/openapi.validator.ts
+++ b/src/openapi.validator.ts
@@ -1,7 +1,6 @@
 import { Options } from 'ajv';
 import ono from 'ono';
 import * as express from 'express';
-import * as _uniq from 'lodash.uniq';
 import * as middlewares from './middlewares';
 import { Application, Response, NextFunction, Router } from 'express';
 import { OpenApiContext } from './framework/openapi.context';
@@ -237,7 +236,8 @@ export class OpenApiValidator {
     }
 
     // install param on routes with paths
-    for (const p of _uniq(pathParams)) {
+    const uniqPathParams = [...new Set(pathParams)]
+    for (const p of uniqPathParams) {
       app.param(
         p,
         (