diff --git a/package-lock.json b/package-lock.json
index 449128e..adf48e5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "@natlibfi/sru-client",
-	"version": "6.0.6",
+	"version": "6.0.7-alpha.1",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "@natlibfi/sru-client",
-			"version": "6.0.6",
+			"version": "6.0.7-alpha.1",
 			"license": "LGPL-3.0+",
 			"dependencies": {
 				"debug": "^4.3.4",
diff --git a/package.json b/package.json
index ebf8b00..c05a73f 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
 		"url": "git@github.com:natlibfi/sru-client-js.git"
 	},
 	"license": "LGPL-3.0+",
-	"version": "6.0.6",
+	"version": "6.0.7-alpha.1",
 	"main": "dist/index.js",
 	"engines": {
 		"node": ">=18"