3 files changed, 12 insertions, 2 deletions
diff --git a/lib/parse/validateConfig.js b/lib/parse/validateConfig.js
index 855edc3..21294ac 100644
--- a/lib/parse/validateConfig.js
+++ b/lib/parse/validateConfig.js
@@ -1,9 +1,9 @@
 var jsonschema = require('jsonschema');
 var jsonSchemaDefaults = require('json-schema-defaults');
-var mergeDefaults = require('merge-defaults');
 
 var schema = require('../constants/configSchema');
 var error = require('../utils/error');
+var mergeDefaults = require('../utils/mergeDefaults');
 
 /**
     Validate a book.json content
diff --git a/lib/plugins/validateConfig.js b/lib/plugins/validateConfig.js
index 37f3c96..fab1fef 100644
--- a/lib/plugins/validateConfig.js
+++ b/lib/plugins/validateConfig.js
@@ -1,10 +1,10 @@
 var Immutable = require('immutable');
 var jsonschema = require('jsonschema');
 var jsonSchemaDefaults = require('json-schema-defaults');
-var mergeDefaults = require('merge-defaults');
 
 var Promise = require('../utils/promise');
 var error = require('../utils/error');
+var mergeDefaults = require('../utils/mergeDefaults');
 
 /**
     Validate one plugin for a book and update book's confiration
diff --git a/lib/utils/mergeDefaults.js b/lib/utils/mergeDefaults.js
new file mode 100644
index 0000000..8266b85
--- /dev/null
+++ b/lib/utils/mergeDefaults.js
@@ -0,0 +1,10 @@
+var _ = require('lodash');
+
+module.exports = _.partialRight(_.merge, function recursiveDefaults () {
+    // Ensure dates and arrays are not recursively merged
+    if (_.isArray(arguments[0]) || _.isDate(arguments[0])) {
+        return arguments[0];
+    }
+
+    return _.merge(arguments[0], arguments[1], recursiveDefaults);
+});