diff --git a/package.json b/package.json
index b4c6238e..a53fc523 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "type": "module",
   "name": "@openstreetmap/id-tagging-schema",
-  "version": "3.5.1",
+  "version": "5.0.0-dev",
   "description": "The OpenStreetMap tagging model used by the iD editor",
   "homepage": "https://github.com/openstreetmap/id-tagging-schema#readme",
   "bugs": "https://github.com/openstreetmap/id-tagging-schema/issues",