diff --git a/lib/main.js b/lib/main.js
index e5664813..302f224e 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -250,7 +250,7 @@ Lambda.prototype.deploy = function (program) {
           aws.config.update(aws_security);
 
           var lambda = new aws.Lambda({
-            apiVersion: '2015-03-31'
+            apiVersion: '2014-11-11'
           });
 
           lambda.uploadFunction(params, function (err, data) {