diff --git a/package.json b/package.json
index 11fd11c..7111894 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   "devDependencies": {
     "@ava/typescript": "^1.1.1",
     "@types/node": "^15.0.0",
-    "@typescript-eslint/eslint-plugin": "^2.22.0",
+    "@typescript-eslint/eslint-plugin": "^4.25.0",
     "@typescript-eslint/parser": "^4.15.2",
     "ava": "^3.5.0",
     "eslint": "^6.8.0",
diff --git a/yarn.lock b/yarn.lock
index ffb0ef0..b698951 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -217,23 +217,29 @@
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
   integrity sha512-f5j5b/Gf71L+dbqxIpQ4Z2WlmI/mPJ0fOkGGmFgtb6sAu97EPczzbS3/tJKxmcYDj55OX6ssqwDAWOHIYDRDGA==
 
-"@typescript-eslint/eslint-plugin@^2.22.0":
-  version "2.34.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.34.0.tgz#6f8ce8a46c7dea4a6f1d171d2bb8fbae6dac2be9"
-  integrity sha512-4zY3Z88rEE99+CNvTbXSyovv2z9PNOVffTWD2W8QF5s2prBQtwN2zadqERcrHpcR7O/+KMI3fcTAmUUhK/iQcQ==
+"@typescript-eslint/eslint-plugin@^4.25.0":
+  version "4.25.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.25.0.tgz#d82657b6ab4caa4c3f888ff923175fadc2f31f2a"
+  integrity sha512-Qfs3dWkTMKkKwt78xp2O/KZQB8MPS1UQ5D3YW2s6LQWBE1074BE+Rym+b1pXZIX3M3fSvPUDaCvZLKV2ylVYYQ==
   dependencies:
-    "@typescript-eslint/experimental-utils" "2.34.0"
+    "@typescript-eslint/experimental-utils" "4.25.0"
+    "@typescript-eslint/scope-manager" "4.25.0"
+    debug "^4.1.1"
     functional-red-black-tree "^1.0.1"
+    lodash "^4.17.15"
     regexpp "^3.0.0"
+    semver "^7.3.2"
     tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@2.34.0":
-  version "2.34.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.34.0.tgz#d3524b644cdb40eebceca67f8cf3e4cc9c8f980f"
-  integrity sha512-eS6FTkq+wuMJ+sgtuNTtcqavWXqsflWcfBnlYhg/nS4aZ1leewkXGbvBhaapn1q6qf4M71bsR1tez5JTRMuqwA==
+"@typescript-eslint/experimental-utils@4.25.0":
+  version "4.25.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-4.25.0.tgz#b2febcfa715d2c1806fd5f0335193a6cd270df54"
+  integrity sha512-f0doRE76vq7NEEU0tw+ajv6CrmPelw5wLoaghEHkA2dNLFb3T/zJQqGPQ0OYt5XlZaS13MtnN+GTPCuUVg338w==
   dependencies:
     "@types/json-schema" "^7.0.3"
-    "@typescript-eslint/typescript-estree" "2.34.0"
+    "@typescript-eslint/scope-manager" "4.25.0"
+    "@typescript-eslint/types" "4.25.0"
+    "@typescript-eslint/typescript-estree" "4.25.0"
     eslint-scope "^5.0.0"
     eslint-utils "^2.0.0"
 
@@ -260,19 +266,6 @@
   resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.25.0.tgz#0e444a5c5e3c22d7ffa5e16e0e60510b3de5af87"
   integrity sha512-+CNINNvl00OkW6wEsi32wU5MhHti2J25TJsJJqgQmJu3B3dYDBcmOxcE5w9cgoM13TrdE/5ND2HoEnBohasxRQ==
 
-"@typescript-eslint/typescript-estree@2.34.0":
-  version "2.34.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.34.0.tgz#14aeb6353b39ef0732cc7f1b8285294937cf37d5"
-  integrity sha512-OMAr+nJWKdlVM9LOqCqh3pQQPwxHAN7Du8DR6dmwCrAmxtiXQnhHJ6tBNtf+cggqfo51SG/FCwnKhXCIM7hnVg==
-  dependencies:
-    debug "^4.1.1"
-    eslint-visitor-keys "^1.1.0"
-    glob "^7.1.6"
-    is-glob "^4.0.1"
-    lodash "^4.17.15"
-    semver "^7.3.2"
-    tsutils "^3.17.1"
-
 "@typescript-eslint/typescript-estree@4.25.0":
   version "4.25.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-4.25.0.tgz#942e4e25888736bff5b360d9b0b61e013d0cfa25"