diff --git a/ipyvue/_version.py b/ipyvue/_version.py
index b9357d0..69d4b48 100644
--- a/ipyvue/_version.py
+++ b/ipyvue/_version.py
@@ -1,2 +1,2 @@
-__version__ = "3.0.0.alpha3"
-semver = "3.0.0-alpha.3"
+__version__ = "3.0.0.alpha4"
+semver = "3.0.0-alpha.4"
diff --git a/js/package-lock.json b/js/package-lock.json
index 15af72d..6cd3c55 100644
--- a/js/package-lock.json
+++ b/js/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyter-vue",
-  "version": "3.0.0-alpha.3",
+  "version": "3.0.0-alpha.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
diff --git a/js/package.json b/js/package.json
index 20a6aed..5fafe90 100755
--- a/js/package.json
+++ b/js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jupyter-vue",
-  "version": "3.0.0-alpha.3",
+  "version": "3.0.0-alpha.4",
   "description": "Jupyter widgets base for Vue libraries",
   "license": "MIT",
   "author": "Mario Buikhuizen, Maarten Breddels",