diff --git a/package.json b/package.json
index 4e710f9..ab47b8c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aws4",
-  "version": "1.12.0",
+  "version": "1.13.0",
   "description": "Signs and prepares requests using AWS Signature Version 4",
   "author": "Michael Hart <michael.hart.au@gmail.com> (https://github.com/mhart)",
   "license": "MIT",