diff --git a/src/server.ts b/src/server.ts
index 71ff734..b339c0b 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -36,7 +36,15 @@ createConnection(connectionOptions).then(async () => {
     const app = new Koa();
 
     // Provides important security headers to make your app more secure
-    app.use(helmet());
+    app.use(helmet.contentSecurityPolicy({
+        directives:{
+          defaultSrc:["'self'"],
+          scriptSrc:["'self'", "'unsafe-inline'", "cdnjs.cloudflare.com"],
+          styleSrc:["'self'", "'unsafe-inline'", "cdnjs.cloudflare.com", "fonts.googleapis.com"],
+          fontSrc:["'self'","fonts.gstatic.com"],
+          imgSrc:["'self'", "data:", "online.swagger.io", "validator.swagger.io"]
+        }
+    }));
 
     // Enable cors with default options
     app.use(cors());