diff --git a/package.json b/package.json
index 7940cf2..28d34f6 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "@ava/typescript": "^1.1.1",
     "@types/node": "^14.0.0",
     "@typescript-eslint/eslint-plugin": "^4.15.1",
-    "@typescript-eslint/parser": "^2.22.0",
+    "@typescript-eslint/parser": "^4.16.0",
     "ava": "^3.5.0",
     "eslint": "^6.8.0",
     "eslint-config-klasa": "dirigeants/klasa-lint",
diff --git a/yarn.lock b/yarn.lock
index 344d0dc..e8b817c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -202,11 +202,6 @@
   resolved "https://registry.yarnpkg.com/@types/color-name/-/color-name-1.1.1.tgz#1c1261bbeaa10a8055bbc5d8ab84b7b2afc846a0"
   integrity sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ==
 
-"@types/eslint-visitor-keys@^1.0.0":
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#1ee30d79544ca84d68d4b3cdb0af4f205663dd2d"
-  integrity sha512-OCutwjDZ4aFS6PB1UZ988C4YgwlBHJd6wCeQqaLdmadZ/7e+w79+hbMUFC1QXDNCmdyoRfAFdm0RypzwR+Qpag==
-
 "@types/json-schema@^7.0.3":
   version "7.0.3"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.3.tgz#bdfd69d61e464dcc81b25159c270d75a73c1a636"
@@ -236,16 +231,6 @@
     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==
-  dependencies:
-    "@types/json-schema" "^7.0.3"
-    "@typescript-eslint/typescript-estree" "2.34.0"
-    eslint-scope "^5.0.0"
-    eslint-utils "^2.0.0"
-
 "@typescript-eslint/experimental-utils@4.15.2":
   version "4.15.2"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-4.15.2.tgz#5efd12355bd5b535e1831282e6cf465b9a71cf36"
@@ -258,15 +243,15 @@
     eslint-scope "^5.0.0"
     eslint-utils "^2.0.0"
 
-"@typescript-eslint/parser@^2.22.0":
-  version "2.34.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.34.0.tgz#50252630ca319685420e9a39ca05fe185a256bc8"
-  integrity sha512-03ilO0ucSD0EPTw2X4PntSIRFtDPWjrVq7C3/Z3VQHRC7+13YB55rcJI3Jt+YgeHbjUdJPcPa7b23rXCBokuyA==
+"@typescript-eslint/parser@^4.16.0":
+  version "4.16.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-4.16.0.tgz#58884859ac4cfebf7f6f894dffac805caeafb1a1"
+  integrity sha512-+nE6ZSbfzVLaCfN4maiuGlHJPTQ6r8jVaRkAo4lqOedP12O7a/Hp1qzvEd2b/FGjbDkd1L7ZvIPaRKjNeZi7TA==
   dependencies:
-    "@types/eslint-visitor-keys" "^1.0.0"
-    "@typescript-eslint/experimental-utils" "2.34.0"
-    "@typescript-eslint/typescript-estree" "2.34.0"
-    eslint-visitor-keys "^1.1.0"
+    "@typescript-eslint/scope-manager" "4.16.0"
+    "@typescript-eslint/types" "4.16.0"
+    "@typescript-eslint/typescript-estree" "4.16.0"
+    debug "^4.1.1"
 
 "@typescript-eslint/scope-manager@4.15.2":
   version "4.15.2"
@@ -276,23 +261,23 @@
     "@typescript-eslint/types" "4.15.2"
     "@typescript-eslint/visitor-keys" "4.15.2"
 
+"@typescript-eslint/scope-manager@4.16.0":
+  version "4.16.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-4.16.0.tgz#967df3566234265658df46424bbcdd85f31acd34"
+  integrity sha512-i+1lvPuWEU5m95+JkVZ70G2fhofhXD1BWC3DcW7XIFbE9Bi5xbgcrNMe2zbWwdbeBRcnWjlqYeh5t5bubeEU4g==
+  dependencies:
+    "@typescript-eslint/types" "4.16.0"
+    "@typescript-eslint/visitor-keys" "4.16.0"
+
 "@typescript-eslint/types@4.15.2":
   version "4.15.2"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.15.2.tgz#04acf3a2dc8001a88985291744241e732ef22c60"
   integrity sha512-r7lW7HFkAarfUylJ2tKndyO9njwSyoy6cpfDKWPX6/ctZA+QyaYscAHXVAfJqtnY6aaTwDYrOhp+ginlbc7HfQ==
 
-"@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/types@4.16.0":
+  version "4.16.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.16.0.tgz#5098f9cc91652a9b02f007c794ce740ccd424a30"
+  integrity sha512-xwDPt2HujR3781ye6L1PcMjy/xE0Mg5grWx8i5E0orx92Vj0oX/63rJhEQBXkxeKGnz/GUyi+ca1z9ta2EBYMg==
 
 "@typescript-eslint/typescript-estree@4.15.2":
   version "4.15.2"
@@ -307,6 +292,19 @@
     semver "^7.3.2"
     tsutils "^3.17.1"
 
+"@typescript-eslint/typescript-estree@4.16.0":
+  version "4.16.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-4.16.0.tgz#45cfe3b11e6c67d72ac0cbe91a35bc486a30a0c4"
+  integrity sha512-heH0yO5gqBqaD3YVVJVVXtL7egPAx8RorDzd/PsPYEXvx6LpdPLQtxAjeHdpyGa8UqccboM//Wf7fsatsXxvZQ==
+  dependencies:
+    "@typescript-eslint/types" "4.16.0"
+    "@typescript-eslint/visitor-keys" "4.16.0"
+    debug "^4.1.1"
+    globby "^11.0.1"
+    is-glob "^4.0.1"
+    semver "^7.3.2"
+    tsutils "^3.17.1"
+
 "@typescript-eslint/visitor-keys@4.15.2":
   version "4.15.2"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-4.15.2.tgz#3d1c7979ce75bf6acf9691109bd0d6b5706192b9"
@@ -315,6 +313,14 @@
     "@typescript-eslint/types" "4.15.2"
     eslint-visitor-keys "^2.0.0"
 
+"@typescript-eslint/visitor-keys@4.16.0":
+  version "4.16.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-4.16.0.tgz#60973836073ae8cfae125de312ad9aa57b4b2651"
+  integrity sha512-arLdlZYX6MI0+PINvPRtN8SetuN1/klBBWByDqR1GxYb1WkD4CdrKUWChqwkSJmeuE6+yrFVe/KYwlSRzKya4w==
+  dependencies:
+    "@typescript-eslint/types" "4.16.0"
+    eslint-visitor-keys "^2.0.0"
+
 acorn-jsx@^5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.1.0.tgz#294adb71b57398b0680015f0a38c563ee1db5384"