diff --git a/lib/node-http-proxy.js b/lib/node-http-proxy.js
index ff22317..72e8d0e 100644
--- a/lib/node-http-proxy.js
+++ b/lib/node-http-proxy.js
@@ -59,11 +59,12 @@ function _getAgent (host, port, secure) {
   if (!_agents[id]) {
     Agent = secure ? https.Agent : http.Agent;
 
-    _agents[id] = new Agent({
-      host: host,
-      port: port,
-      maxSockets: maxSockets
+    _agents[id] = new Agent({ 
+      host: host, 
+      port: port
     });
+
+    _agents[id].maxSockets = maxSockets;
   }
 
   return _agents[id];