diff --git a/lib/http.js b/lib/http.js
index 7c6d753..98d9a2d 100644
--- a/lib/http.js
+++ b/lib/http.js
@@ -856,6 +856,7 @@ function getTLS(options, callback) {
 
 function Agent(options) {
   EventEmitter.call(this);
+  this.setMaxListeners(0);
 
   options = util._extend({}, options);