diff --git a/package.json b/package.json
index d70f47e1c..240821025 100644
--- a/package.json
+++ b/package.json
@@ -3,10 +3,10 @@
   "leafletExtName": "French Geoportal Extension for Leaflet",
   "ol3ExtName": "French Geoportal Extension for OpenLayers 3",
   "itownsExtName": "French Geoportal Extension for Itowns",
-  "version": "0.1.0",
+  "version": "1.0.0",
   "leafletExtVersion": "1.0.0",
   "ol3ExtVersion": "1.0.0",
-  "itownsExtVersion": "2.3.0",
+  "itownsExtVersion": "1.0.0",
   "description": "French Geoportal Extensions for OpenLayers, Leaflet and iTowns libraries",
   "main": "dist/leaflet/GpPluginLeaflet.js, dist/ol3/GpPluginOl3.js, dist/itowns/GpPluginItowns.js,",
   "directories": {