diff --git a/config/webpack.config.dev.js b/config/webpack.config.dev.js
index 747c159..1c4d7ff 100644
--- a/config/webpack.config.dev.js
+++ b/config/webpack.config.dev.js
@@ -9,6 +9,7 @@ const getEntry = require('../utils/getEntry');
 const getTheme = require('../utils/getTheme');
 const getConfig = require('../utils/getConfig');
 const getCSSLoaders = require('../utils/getCSSLoaders');
+const normalizeDefine = require('../utils/normalizeDefine');
 
 const config = getConfig();
 const publicPath = '/';
@@ -136,6 +137,9 @@ module.exports = {
   ).concat(
     !config.multipage ? [] :
       new webpack.optimize.CommonsChunkPlugin('common', 'common.js')
+  ).concat(
+    !config.define ? [] :
+      new webpack.DefinePlugin(normalizeDefine(config.define))
   ),
   externals: config.externals,
   node: {
diff --git a/config/webpack.config.prod.js b/config/webpack.config.prod.js
index 20c83e4..4f43e44 100644
--- a/config/webpack.config.prod.js
+++ b/config/webpack.config.prod.js
@@ -9,6 +9,7 @@ const getEntry = require('../utils/getEntry');
 const getTheme = require('../utils/getTheme');
 const getConfig = require('../utils/getConfig');
 const getCSSLoaders = require('../utils/getCSSLoaders');
+const normalizeDefine = require('../utils/normalizeDefine');
 
 const config = getConfig();
 const publicPath = config.publicPath || '/';
@@ -166,6 +167,9 @@ module.exports = function(args, appBuild) {
     ).concat(
       !config.multipage ? [] :
         new webpack.optimize.CommonsChunkPlugin('common', 'common.js')
+    ).concat(
+      !config.define ? [] :
+        new webpack.DefinePlugin(normalizeDefine(config.define))
     ),
     externals: config.externals,
     node: {
diff --git a/utils/normalizeDefine.js b/utils/normalizeDefine.js
new file mode 100644
index 0000000..9f61183
--- /dev/null
+++ b/utils/normalizeDefine.js
@@ -0,0 +1,7 @@
+
+module.exports = function(define) {
+  return Object.keys(define).reduce((memo, key) => {
+    memo[key] = JSON.stringify(define[key]);
+    return memo;
+  }, {});
+};