diff --git a/package.json b/package.json
index eb0df42..d437c39 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pngquant",
-  "version": "3.0.0",
+  "version": "3.1.0",
   "description": "The pngquant utility as a readable/writable stream",
   "main": "lib/PngQuant.js",
   "directories": {