diff --git a/Dockerfile.production b/Dockerfile.production
index da8a8dc..54c83db 100644
--- a/Dockerfile.production
+++ b/Dockerfile.production
@@ -1,4 +1,5 @@
 FROM node:erbium-alpine as build-stage
+RUN apk add python2
 WORKDIR /app
 COPY package.json .
 RUN yarn
diff --git a/config/index.js b/config/index.js
index 0f4a4ec..1b89489 100644
--- a/config/index.js
+++ b/config/index.js
@@ -26,7 +26,7 @@ module.exports = {
   dev: {
     env: require('./dev.env'),
     port: 8080,
-    autoOpenBrowser: true,
+    autoOpenBrowser: false,
     assetsSubDirectory: 'static',
     assetsPublicPath: '/',
     proxyTable: {},
diff --git a/package.json b/package.json
index 1c80d9b..6492f01 100644
--- a/package.json
+++ b/package.json
@@ -44,8 +44,8 @@
     "friendly-errors-webpack-plugin": "^1.6.1",
     "html-webpack-plugin": "^2.30.1",
     "http-proxy-middleware": "^0.17.4",
-    "node-sass": "^4.13.1",
-    "opn": "^5.1.0",
+    "node-sass": "4.13.0",
+    "opn": "^5.5.0",
     "optimize-css-assets-webpack-plugin": "^3.2.0",
     "ora": "^1.3.0",
     "rimraf": "^2.6.2",