diff --git a/package-lock.json b/package-lock.json
index 8972073..e1a2fbc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "omusubi-js",
-  "version": "2.2.5",
+  "version": "2.2.6",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index ec30921..edc0665 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "omusubi-js",
-  "version": "2.2.5",
+  "version": "2.2.6",
   "description": "",
   "main": "main.js",
   "types": "omusubi.d.ts",