diff --git a/package.json b/package.json
index 987d0f2..cddee58 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-mysticatea",
-  "version": "4.2.1",
+  "version": "4.2.2",
   "description": "Additional ESLint rules.",
   "engines": {
     "node": "^4.0.0 || >=6.0.0"