diff --git a/lib/request.js b/lib/request.js
index e7a3071..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, config.requestStep, 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 * config.requestStep * 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);
     });