diff --git a/package.json b/package.json
index 5e3b658..9ad0a3c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lemons",
-  "version": "1.1.1",
+  "version": "1.2.0",
   "description": "Common algebraïc data types for JavaScript",
   "main": "lib/index.js",
   "files": [