diff --git a/changelog.md b/changelog.md
index 4f47a96..d4a52f5 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,6 +1,19 @@
 SciReactUI Changelog
 ====================
 
+[0.4.1-alpha.1] - 2026-??-??
+--------------------
+
+### Added
+- 
+
+### Fixed
+- 
+
+### Changed
+-
+
+
 [v0.4.0] - 2026-02-10
 ---------------------
 
diff --git a/package.json b/package.json
index ae31852..0123fe7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@diamondlightsource/sci-react-ui",
-  "version": "0.4.0",
+  "version": "0.4.1-alpha.1",
   "files": [
     "dist/"
   ],