diff --git a/bower.json b/bower.json
index 3e17d35..4e59830 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "KNACSS",
-  "version": "3.1.0",
+  "version": "4.0.0",
   "homepage": "http://www.knacss.com/",
   "authors": [
     "Raphaël GOETTER, Alsacreations"