diff --git a/next.config.js b/next.config.js
new file mode 100644
index 0000000..424941e
--- /dev/null
+++ b/next.config.js
@@ -0,0 +1,8 @@
+module.exports = {
+  // TODO remove `next.configs.js` when this closes: https://github.com/zeit/next.js/issues/1195
+  webpack (cfg) {
+    cfg.plugins = cfg.plugins
+      .filter(plugin => (plugin.constructor.name !== 'UglifyJsPlugin'))
+    return cfg
+  },
+}
diff --git a/package.json b/package.json
index b5ae192..181308d 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "react-spinkit": "^3.0.0",
     "react-spinner": "^0.2.7",
     "react-syntax-highlight": "^0.0.6",
-    "tohash": "^1.0.0",
+    "tohash": "^1.0.2",
     "twitter": "^1.7.1"
   },
   "now": {
diff --git a/server.js b/server.js
index 7dda6d1..63ca27b 100644
--- a/server.js
+++ b/server.js
@@ -4,7 +4,7 @@ const bodyParser = require('body-parser')
 const next = require('next')
 
 const port = parseInt(process.env.PORT, 10) || 3000
-const dev = process.env.NODE_ENV !== 'production'
+const dev = process.env.NODE_ENV !== 'production' && !process.env.NOW
 const app = next({ dev })
 const handle = app.getRequestHandler()
 
diff --git a/yarn.lock b/yarn.lock
index 9984772..cbde3fb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3526,9 +3526,9 @@ to-fast-properties@^1.0.1:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.3.tgz#b83571fa4d8c25b82e231b06e3a3055de4ca1a47"
 
-tohash@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/tohash/-/tohash-1.0.0.tgz#cd740231ca16821e3744f2f18ff9727382eeb091"
+tohash@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/tohash/-/tohash-1.0.2.tgz#9e66e497da0cfd77ba85f9663065adf2d8c99981"
 
 touch@3.1.0:
   version "3.1.0"