diff --git a/package.json b/package.json
index 7daf0de..1202354 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "rtlcss": "^4.3.0"
   },
   "optionalDependencies": {
-    "npm-check-updates": "^19.0.0"
+    "npm-check-updates": "^21.0.3"
   },
   "private": true,
   "prettier": {