diff --git a/demo/webpack.config.ts b/demo/webpack.config.ts
index 8cfdb79f..c7457a8d 100644
--- a/demo/webpack.config.ts
+++ b/demo/webpack.config.ts
@@ -1,6 +1,7 @@
 import * as webpack from 'webpack';
 import * as HtmlWebpackPlugin from 'html-webpack-plugin';
 import * as ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
+import * as  CopyWebpackPlugin from 'copy-webpack-plugin';
 import { resolve } from 'path';
 
 const VERSION = JSON.stringify(require('../package.json').version);
@@ -114,5 +115,8 @@ export default (env: { playground?: boolean; bench?: boolean } = {}, { mode }) =
       template: env.playground ? 'demo/playground/index.html' : 'demo/index.html',
     }),
     new ForkTsCheckerWebpackPlugin(),
+    new CopyWebpackPlugin([
+      'demo/openapi.yaml'
+    ])
   ],
 });
diff --git a/package.json b/package.json
index d41a8d6e..7e580a70 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   ],
   "main": "bundles/redoc.lib.js",
   "scripts": {
-    "start": "webpack-dev-server --mode=development --env.playground --hot --config demo/webpack.config.ts ",
+    "start": "webpack-dev-server --mode=development --env.playground --hot --config demo/webpack.config.ts",
     "start:prod": "webpack-dev-server --env.playground --mode=production --config demo/webpack.config.ts",
     "start:benchmark": "webpack-dev-server --mode=production --env.bench --config demo/webpack.config.ts",
     "test": "npm run lint && npm run unit && npm run bundlesize",
@@ -43,7 +43,8 @@
     "lint": "tslint --project tsconfig.json",
     "benchmark": "node ./benchmark/benchmark.js",
     "start:demo": "webpack-dev-server --hot --config demo/webpack.config.ts",
-    "compile:cli": "tsc cli/index.ts --target es6 --module commonjs --types yargs"
+    "compile:cli": "tsc cli/index.ts --target es6 --module commonjs --types yargs",
+    "build:demo": "webpack --mode=production --config demo/webpack.config.ts"
   },
   "devDependencies": {
     "@babel/core": "^7.0.0-beta.40",
@@ -69,6 +70,7 @@
     "babel-loader": "8.0.0-beta.2",
     "beautify-benchmark": "^0.2.4",
     "conventional-changelog-cli": "^1.3.5",
+    "copy-webpack-plugin": "^4.5.1",
     "core-js": "^2.5.1",
     "coveralls": "^3.0.0",
     "css-loader": "^0.28.11",
@@ -190,4 +192,4 @@
     "printWidth": 100,
     "parser": "typescript"
   }
-}
\ No newline at end of file
+}
diff --git a/yarn.lock b/yarn.lock
index e0934a50..93f0eb70 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2450,6 +2450,19 @@ copy-descriptor@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
 
+copy-webpack-plugin@^4.5.1:
+  version "4.5.1"
+  resolved "https://registry.yarnpkg.com/copy-webpack-plugin/-/copy-webpack-plugin-4.5.1.tgz#fc4f68f4add837cc5e13d111b20715793225d29c"
+  dependencies:
+    cacache "^10.0.4"
+    find-cache-dir "^1.0.0"
+    globby "^7.1.1"
+    is-glob "^4.0.0"
+    loader-utils "^1.1.0"
+    minimatch "^3.0.4"
+    p-limit "^1.0.0"
+    serialize-javascript "^1.4.0"
+
 core-js@^1.0.0:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-1.2.7.tgz#652294c14651db28fa93bd2d5ff2983a4f08c636"
@@ -2931,6 +2944,13 @@ diffie-hellman@^5.0.0:
     miller-rabin "^4.0.0"
     randombytes "^2.0.0"
 
+dir-glob@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/dir-glob/-/dir-glob-2.0.0.tgz#0b205d2b6aef98238ca286598a8204d29d0a0034"
+  dependencies:
+    arrify "^1.0.1"
+    path-type "^3.0.0"
+
 discontinuous-range@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/discontinuous-range/-/discontinuous-range-1.0.0.tgz#e38331f0844bba49b9a9cb71c771585aab1bc65a"
@@ -4065,6 +4085,17 @@ globby@^6.1.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
+globby@^7.1.1:
+  version "7.1.1"
+  resolved "https://registry.yarnpkg.com/globby/-/globby-7.1.1.tgz#fb2ccff9401f8600945dfada97440cca972b8680"
+  dependencies:
+    array-union "^1.0.1"
+    dir-glob "^2.0.0"
+    glob "^7.1.2"
+    ignore "^3.3.5"
+    pify "^3.0.0"
+    slash "^1.0.0"
+
 good-listener@^1.2.2:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/good-listener/-/good-listener-1.2.2.tgz#d53b30cdf9313dffb7dc9a0d477096aa6d145c50"
@@ -4479,7 +4510,7 @@ iferr@^0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/iferr/-/iferr-0.1.5.tgz#c60eed69e6d8fdb6b3104a1fcbca1c192dc5b501"
 
-ignore@^3.3.3:
+ignore@^3.3.3, ignore@^3.3.5:
   version "3.3.7"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-3.3.7.tgz#612289bfb3c220e186a58118618d5be8c1bab021"
 
@@ -6708,7 +6739,7 @@ p-lazy@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/p-lazy/-/p-lazy-1.0.0.tgz#ec53c802f2ee3ac28f166cc82d0b2b02de27a835"
 
-p-limit@^1.1.0:
+p-limit@^1.0.0, p-limit@^1.1.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-1.2.0.tgz#0e92b6bedcb59f022c13d0f1949dc82d15909f1c"
   dependencies: