diff --git a/package.json b/package.json
index e6edc78..668aa7d 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "@types/mocha": "^7.0.2",
     "@types/node": "^13.13.0",
     "@typescript-eslint/eslint-plugin": "^2.28.0",
-    "@typescript-eslint/parser": "^2.28.0",
+    "@typescript-eslint/parser": "^4.0.0",
     "chai": "^4.2.0",
     "codecov": "^3.6.5",
     "eslint": "^6.8.0",