1 files changed, 1 insertions, 1 deletions

diff --git a/book.json b/book.json
index 019c6f82..dc7d773c 100644
--- a/book.json
+++ b/book.json
@@ -5,7 +5,7 @@
     "author": "IoT.Bzh Team",
     "website": "http://iot.bzh",
     "published": "June 2017",
-    "version": "2.0",
+    "version": "4.0",
 
     "gitbook": "3.2.2",
     "root": "docs",