diff --git a/lib/express-csv.js b/lib/express-csv.js
index fcc1d69..9e75d31 100644
--- a/lib/express-csv.js
+++ b/lib/express-csv.js
@@ -98,7 +98,13 @@ res.csv = function(obj, headers, status) {
   this.charset = this.charset || 'utf-8';
   this.header('Content-Type', 'text/csv');
 
-  obj.forEach(function(item) {
+  obj.forEach(function(item,i) {
+    if (i == 0 && item instanceof Object) {
+      keys = Object.keys(item);
+      if (typeof keys !== "undefined" && keys instanceof Array && keys.length > 0) {
+        body += keys.map(escape).join(exports.separator) + '\r\n';
+      }
+    }
     if (!(item instanceof Array)) item = objToArray(item);
     body += item.map(escape).join(exports.separator) + '\r\n';
   });