diff --git a/package-lock.json b/package-lock.json
index 7d0ef49..e7f18fc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "@natlibfi/fixugen",
-	"version": "2.0.9",
+	"version": "2.0.10-alpha.1",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "@natlibfi/fixugen",
-			"version": "2.0.9",
+			"version": "2.0.10-alpha.1",
 			"license": "MIT",
 			"devDependencies": {
 				"@babel/cli": "^7.25.7",
diff --git a/package.json b/package.json
index 6bf1d48..8ba05de 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
 		"url": "git@github.com:natlibfi/fixugen-js.git"
 	},
 	"license": "MIT",
-	"version": "2.0.9",
+	"version": "2.0.10-alpha.1",
 	"main": "./dist/index.js",
 	"engines": {
 		"node": ">=18"