diff --git a/package-lock.json b/package-lock.json
index a3ca08e..f774eff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "http-aws-es",
-  "version": "3.1.3",
+  "version": "4.0.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 98971b0..76b9761 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "http-aws-es",
-  "version": "3.1.3",
+  "version": "4.0.0",
   "description": "Use the elasticsearch-js client with Amazon ES",
   "repository": "https://github.com/TheDeveloper/http-aws-es",
   "bugs": "https://github.com/TheDeveloper/http-aws-es/issues",