diff --git a/src/framework/openapi.schema.validator.ts b/src/framework/openapi.schema.validator.ts
index cecd0cbf..7e16bcfd 100644
--- a/src/framework/openapi.schema.validator.ts
+++ b/src/framework/openapi.schema.validator.ts
@@ -1,8 +1,8 @@
 import * as Ajv from 'ajv';
 import * as merge from 'lodash.merge'
-const draftSchema = require('ajv/lib/refs/json-schema-draft-04.json');
+import * as draftSchema from 'ajv/lib/refs/json-schema-draft-04.json';
 // https://github.com/OAI/OpenAPI-Specification/blob/master/schemas/v3.0/schema.json
-const openapi3Schema = require('./openapi.v3.schema.json');
+import * as openapi3Schema from './openapi.v3.schema.json';
 
 export default class OpenAPISchemaValidator{
     private validator: Ajv.ValidateFunction;
diff --git a/src/middlewares/openapi.request.validator.ts b/src/middlewares/openapi.request.validator.ts
index 23418ec7..80653feb 100644
--- a/src/middlewares/openapi.request.validator.ts
+++ b/src/middlewares/openapi.request.validator.ts
@@ -1,9 +1,7 @@
 import * as Ajv from 'ajv';
-
 import { validationError } from '../errors';
 import ono from 'ono';
-
-const draftSchema = require('ajv/lib/refs/json-schema-draft-04.json');
+import * as draftSchema from 'ajv/lib/refs/json-schema-draft-04.json';
 
 const TYPE_JSON = 'application/json';
 
@@ -205,7 +203,9 @@ export class RequestValidator {
        */
       parameters.parseArray.forEach(item => {
         if (req[item.reqField] && req[item.reqField][item.name]) {
-          req[item.reqField][item.name] = req[item.reqField][item.name].split(item.delimiter);
+          req[item.reqField][item.name] = req[item.reqField][item.name].split(
+            item.delimiter,
+          );
         }
       });
 
@@ -299,7 +299,11 @@ export class RequestValidator {
         throw ono(err, message);
       }
 
-      if (parameter.schema && parameter.schema.type === 'array' && !parameter.explode) {
+      if (
+        parameter.schema &&
+        parameter.schema.type === 'array' &&
+        !parameter.explode
+      ) {
         const delimiter = arrayDelimiter[parameter.style];
         if (!delimiter) {
           const message = `Parameter 'style' has incorrect value '${parameter.style}' for [${parameter.name}]`;
diff --git a/test/headers.spec.ts b/test/headers.spec.ts
index 1b34b4aa..720f8672 100644
--- a/test/headers.spec.ts
+++ b/test/headers.spec.ts
@@ -1,9 +1,9 @@
 import { expect } from 'chai';
 import * as request from 'supertest';
 import { createApp } from './app';
+import * as packageJson from '../package.json';
 
 const app = createApp({ apiSpecPath: './openapi.yaml' }, 3004);
-const packageJson = require('../package.json');
 const basePath = (<any>app).basePath;
 
 describe(packageJson.name, () => {
diff --git a/test/middleware.spec.ts b/test/middleware.spec.ts
index e7e6508d..97e8ba73 100644
--- a/test/middleware.spec.ts
+++ b/test/middleware.spec.ts
@@ -1,7 +1,6 @@
 import { expect } from 'chai';
 import { OpenApiValidator } from '../src';
-
-const packageJson = require('../package.json');
+import * as packageJson from '../package.json';
 
 describe(packageJson.name, () => {
   it('should succeed when spec exists and is valid', async () => {
diff --git a/test/multipart.spec.ts b/test/multipart.spec.ts
index b3eb6e85..ba39de8a 100644
--- a/test/multipart.spec.ts
+++ b/test/multipart.spec.ts
@@ -1,9 +1,9 @@
 import { expect } from 'chai';
 import * as request from 'supertest';
 import { createApp } from './app';
+import * as packageJson from '../package.json';
 
 const app = createApp({ apiSpecPath: './openapi.yaml' }, 3003);
-const packageJson = require('../package.json');
 const basePath = (<any>app).basePath;
 
 describe(packageJson.name, () => {
diff --git a/test/routes.spec.ts b/test/routes.spec.ts
index 62d35ad5..1e7e39ea 100644
--- a/test/routes.spec.ts
+++ b/test/routes.spec.ts
@@ -1,7 +1,8 @@
 import { expect } from 'chai';
 import * as request from 'supertest';
 import { createApp } from './app';
-const apiSpec = require('./resources/openapi.json');
+import * as apiSpec from './resources/openapi.json';
+
 const app = createApp({ apiSpecPath: './openapi.yaml' }, 3001);
 const app2 = createApp({ apiSpec }, 3002);
 
diff --git a/tsconfig.json b/tsconfig.json
index b2519467..d621e305 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -5,8 +5,10 @@
     "lib": ["es6", "dom"],
     "module": "commonjs",
     "outDir": "dist",
-    "sourceMap": true
+    "sourceMap": true,
+    "resolveJsonModule": true
   },
+  
   "exclude": ["node_modules"],
   "include": ["typings.d.ts", "src/**/*.ts"]
 }