diff --git a/.travis.yml b/.travis.yml
index 3681ff17..a7990451 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,4 @@
+sudo: false
 language: node_js
 node_js:
   - 'iojs-2'
diff --git a/lib/urllib.js b/lib/urllib.js
index d2141e38..89d71274 100644
--- a/lib/urllib.js
+++ b/lib/urllib.js
@@ -668,11 +668,18 @@ function parseJSON(data) {
   };
   try {
     result.data = JSON.parse(data);
-  } catch (e) {
-    if (e.name === 'SyntaxError') {
-      e.name = 'JSONResponseFormatError';
+  } catch (err) {
+    if (err.name === 'SyntaxError') {
+      err.name = 'JSONResponseFormatError';
     }
-    result.error = e;
+    if (data.length > 1024) {
+      // show 0~512 ... -512~end data
+      err.message += ' (data json format: ' +
+        JSON.stringify(data.slice(0, 512)) + ' ...skip... ' + JSON.stringify(data.slice(data.length - 512)) + ')';
+    } else {
+      err.message += ' (data json format: ' + JSON.stringify(data) + ')';
+    }
+    result.error = err;
   }
   return result;
 }
diff --git a/package.json b/package.json
index db92471e..5cf7c6ab 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "request",
     "https"
   ],
-  "author": "fengmk2 <fengmk2@gmail.com> (http://fengmk2.github.com)",
+  "author": "fengmk2 <m@fengmk2.com> (http://fengmk2.com)",
   "homepage": "http://github.com/node-modules/urllib",
   "main": "lib/urllib.js",
   "files": [
diff --git a/test/fixtures/server.js b/test/fixtures/server.js
index e5b3bbc6..904e6e29 100644
--- a/test/fixtures/server.js
+++ b/test/fixtures/server.js
@@ -106,7 +106,11 @@ var server = http.createServer(function (req, res) {
       return res.end(req.url);
     } else if (req.url === '/wrongjson') {
       res.writeHeader(200);
-      return res.end('{"foo":""');
+      return res.end(new Buffer('{"foo":""'));
+    } else if (req.url === '/wrongjson-gbk') {
+      res.setHeader('content-type', 'application/json; charset=gbk');
+      res.writeHeader(200);
+      return res.end(fs.readFileSync(__filename));
     } else if (req.url === '/writestream') {
       var s = fs.createReadStream(__filename);
       return s.pipe(res);
diff --git a/test/urllib.test.js b/test/urllib.test.js
index c9135afe..e736694c 100644
--- a/test/urllib.test.js
+++ b/test/urllib.test.js
@@ -430,13 +430,26 @@ describe('urllib.test.js', function () {
       }, function (err, data, res) {
         should.exist(err);
         err.name.should.equal('JSONResponseFormatError');
-        err.message.should.containEql('Unexpected end of input, GET http://127.0.0.1:');
+        err.message.should.containEql('Unexpected end of input (data json format: "{\\"foo\\":\\"\\""), GET http://127.0.0.1:');
         res.should.status(200);
         data.toString().should.equal('{"foo":""');
         done();
       });
     });
 
+    it('should handle GET /wrongjson-gbk with dataType=json and data size > 1024', function (done) {
+      urllib.request(host + '/wrongjson-gbk', {
+        dataType: 'json'
+      }, function (err, data, res) {
+        should.exist(err);
+        err.name.should.equal('JSONResponseFormatError');
+        err.message.should.containEql('Unexpected token / (data json format: "/**!\\n * urllib - test/fixtures/server.js\\n');
+        err.message.should.containEql('" ...skip... "');
+        res.should.status(200);
+        done();
+      });
+    });
+
     it('should support options.dataType=text', function (done) {
       urllib.request(host + '/wrongjson', {
         dataType: 'text'