diff --git a/package.json b/package.json
index f045183..774c7fc 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "eslint-plugin-standard": "^5.0.0",
     "mocha": "^8.3.0",
     "nyc": "^15.0.0",
-    "prettier": "~2.3.0",
+    "prettier": "~2.4.1",
     "unexpected": "^12.0.0"
   },
   "dependencies": {