diff --git a/emscripten/npm-dev/package.json b/emscripten/npm-dev/package.json
index 081159f80b1..79bb56703b1 100644
--- a/emscripten/npm-dev/package.json
+++ b/emscripten/npm-dev/package.json
@@ -1,6 +1,6 @@
 {
   "name": "verovio-dev",
-  "version": "2.1.0",
+  "version": "2.1.0-0",
   "description": "This is the development version of the verovio package",
   "main": "index.js",
   "keywords": [