diff --git a/package.json b/package.json
index 1cbb91de..edbc409b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gns3-web-ui",
-  "version": "2.2.20",
+  "version": "2.2.21dev",
   "author": {
     "name": "GNS3 Technology Inc.",
     "email": "developers@gns3.com"