diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8db7a4d..1cffe7d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,22 @@
 
 <!-- <START NEW CHANGELOG ENTRY> -->
 
+## 3.0.0a1
+
+([Full Changelog](https://github.com/jupyterlite/xeus/compare/@jupyterlite/xeus-extension@3.0.0-a0...de6e331c7143a3a0e71a15038e4bab75d74b6561))
+
+### Enhancements made
+
+- Update JupyterLite packages [#134](https://github.com/jupyterlite/xeus/pull/134) ([@martinRenou](https://github.com/martinRenou))
+
+### Contributors to this release
+
+([GitHub contributors page for this release](https://github.com/jupyterlite/xeus/graphs/contributors?from=2024-12-13&to=2024-12-17&type=c))
+
+[@martinRenou](https://github.com/search?q=repo%3Ajupyterlite%2Fxeus+involves%3AmartinRenou+updated%3A2024-12-13..2024-12-17&type=Issues)
+
+<!-- <END NEW CHANGELOG ENTRY> -->
+
 ## 3.0.0a0
 
 The main change is on the packaging.
@@ -36,8 +52,6 @@ The new version of the JS package `@jupyterlite/xeus` now only contains the kern
 
 [@martinRenou](https://github.com/search?q=repo%3Ajupyterlite%2Fxeus+involves%3AmartinRenou+updated%3A2024-10-24..2024-12-13&type=Issues) | [@trungleduc](https://github.com/search?q=repo%3Ajupyterlite%2Fxeus+involves%3Atrungleduc+updated%3A2024-10-24..2024-12-13&type=Issues)
 
-<!-- <END NEW CHANGELOG ENTRY> -->
-
 ## 2.1.2
 
 ([Full Changelog](https://github.com/jupyterlite/xeus/compare/v2.1.1...ea918a0cb1c5a59fc64e72f399effb0bdf66acd1))
diff --git a/package.json b/package.json
index d6ed7a5..8406490 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@jupyterlite/xeus-root",
-    "version": "3.0.0-a0",
+    "version": "3.0.0-a1",
     "private": true,
     "description": "JupyterLite loader for Xeus kernels",
     "keywords": [
diff --git a/packages/xeus-extension/package.json b/packages/xeus-extension/package.json
index dbc414f..45fe892 100644
--- a/packages/xeus-extension/package.json
+++ b/packages/xeus-extension/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@jupyterlite/xeus-extension",
-    "version": "3.0.0-a0",
+    "version": "3.0.0-a1",
     "description": "JupyterLite loader for Xeus kernels",
     "keywords": [
         "jupyter",
@@ -42,7 +42,7 @@
         "@jupyterlite/contents": "^0.2.0 || ^0.3.0 || ^0.4.5",
         "@jupyterlite/kernel": "^0.2.0 || ^0.3.0 || ^0.4.5",
         "@jupyterlite/server": "^0.2.0 || ^0.3.0 || ^0.4.5",
-        "@jupyterlite/xeus": "^3.0.0-a0",
+        "@jupyterlite/xeus": "^3.0.0-a1",
         "@lumino/coreutils": "^2"
     },
     "devDependencies": {
diff --git a/packages/xeus/package.json b/packages/xeus/package.json
index 9f19f3a..4111a53 100644
--- a/packages/xeus/package.json
+++ b/packages/xeus/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@jupyterlite/xeus",
-    "version": "3.0.0-a0",
+    "version": "3.0.0-a1",
     "description": "JupyterLite Xeus kernels",
     "keywords": [
         "jupyter",
diff --git a/yarn.lock b/yarn.lock
index e0ddf65..85fa7a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -524,7 +524,7 @@ __metadata:
     "@jupyterlite/contents": ^0.2.0 || ^0.3.0 || ^0.4.5
     "@jupyterlite/kernel": ^0.2.0 || ^0.3.0 || ^0.4.5
     "@jupyterlite/server": ^0.2.0 || ^0.3.0 || ^0.4.5
-    "@jupyterlite/xeus": ^3.0.0-a0
+    "@jupyterlite/xeus": ^3.0.0-a1
     "@lumino/coreutils": ^2
     "@types/json-schema": ^7.0.11
     "@types/react": ^18.0.26
@@ -556,7 +556,7 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@jupyterlite/xeus@^3.0.0-a0, @jupyterlite/xeus@workspace:packages/xeus":
+"@jupyterlite/xeus@^3.0.0-a1, @jupyterlite/xeus@workspace:packages/xeus":
   version: 0.0.0-use.local
   resolution: "@jupyterlite/xeus@workspace:packages/xeus"
   dependencies: