diff --git a/.travis.yml b/.travis.yml
index d1d0222..8798947 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,5 +2,9 @@ language: node_js
 node_js:
  - '4.2.2'
 
+before_script:
+  - npm install
+  
 script: "npm test"
-after_script: "npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"
\ No newline at end of file
+
+after_script: "npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"
diff --git a/lib/config.js b/lib/config.js
index da08560..b02a803 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -22,6 +22,7 @@ var config = {
   httpProtocol: httpProtocol,
   appHost: appHost,
   apiHost: apiHost,
-  requestLimit: 40
+  requestLimit: 40,
+  requestTimeout: 510
 };
 module.exports = config;
diff --git a/lib/request.js b/lib/request.js
index fcedebd..4060b5f 100644
--- a/lib/request.js
+++ b/lib/request.js
@@ -7,7 +7,7 @@ var querystring = require('querystring'),
 
 var request = function(options, params, callback) {
   if (requestCount == config.requestLimit) {
-    setTimeout(request, 500, options, params, callback);
+    setTimeout(request, config.requestTimeout, options, params, callback);
     return;
   }
   requestCount++;
@@ -20,7 +20,7 @@ var request = function(options, params, callback) {
       } catch (err) {
         callback(err);
       } finally {
-        setTimeout(fnReduceRequestCount, config.requestLimit * 500 * eval(res.headers['x-yhsd-shop-api-call-limit']));
+        setTimeout(fnReduceRequestCount, config.requestLimit * config.requestTimeout * eval(res.headers['x-yhsd-shop-api-call-limit']));
       }
       callback(null, data);
     });
diff --git a/package.json b/package.json
index 64fb636..8efd434 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "yhsd-api",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "Youhaosuda API SDK for node.",
   "main": "index.js",
   "repository": {