diff --git a/package-lock.json b/package-lock.json
index 37cf802bf..9469d4e56 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "unocha",
-  "version": "1.8.0",
+  "version": "1.9.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "unocha",
-      "version": "1.8.0",
+      "version": "1.9.0",
       "license": "Apache-2.0",
       "devDependencies": {
         "@babel/core": "7.21.4",
diff --git a/package.json b/package.json
index 6a7412343..0c3ec2884 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "unocha",
-  "version": "1.8.0",
+  "version": "1.9.0",
   "license": "Apache-2.0",
   "scripts": {
     "remove-unneeded-deps": "node tools/remove-unneeded-deps.js",