diff --git a/package.json b/package.json
index dc5003e..9b53b79 100644
--- a/package.json
+++ b/package.json
@@ -24,15 +24,15 @@
   "devDependencies": {
     "@types/node": "^14.6.0",
     "@types/socket.io": "^2.1.11",
-    "@typescript-eslint/eslint-plugin": "^3.9.1",
-    "@typescript-eslint/parser": "^3.9.1",
+    "@typescript-eslint/eslint-plugin": "^4.2.0",
+    "@typescript-eslint/parser": "^4.2.0",
     "fastify": "^3.2.1",
     "fastify-tsconfig": "^1.0.0",
     "standard": "^14.3.4",
     "tap": "^14.10.8",
     "ts-standard": "^9.0.0",
     "tsd": "^0.13.1",
-    "typescript": "^3.9.7"
+    "typescript": "^4.0.3"
   },
   "keywords": [
     "fastify",