diff --git a/package-lock.json b/package-lock.json
index 92c5fb0..6ada9a6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -300,59 +300,15 @@
       }
     },
     "@typescript-eslint/parser": {
-      "version": "4.8.2",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-4.8.2.tgz",
-      "integrity": "sha512-u0leyJqmclYr3KcXOqd2fmx6SDGBO0MUNHHAjr0JS4Crbb3C3d8dwAdlazy133PLCcPn+aOUFiHn72wcuc5wYw==",
+      "version": "4.9.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-4.9.0.tgz",
+      "integrity": "sha512-QRSDAV8tGZoQye/ogp28ypb8qpsZPV6FOLD+tbN4ohKUWHD2n/u0Q2tIBnCsGwQCiD94RdtLkcqpdK4vKcLCCw==",
       "dev": true,
       "requires": {
-        "@typescript-eslint/scope-manager": "4.8.2",
-        "@typescript-eslint/types": "4.8.2",
-        "@typescript-eslint/typescript-estree": "4.8.2",
+        "@typescript-eslint/scope-manager": "4.9.0",
+        "@typescript-eslint/types": "4.9.0",
+        "@typescript-eslint/typescript-estree": "4.9.0",
         "debug": "^4.1.1"
-      },
-      "dependencies": {
-        "@typescript-eslint/scope-manager": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/scope-manager/-/scope-manager-4.8.2.tgz",
-          "integrity": "sha512-qHQ8ODi7mMin4Sq2eh/6eu03uVzsf5TX+J43xRmiq8ujng7ViQSHNPLOHGw/Wr5dFEoxq/ubKhzClIIdQy5q3g==",
-          "dev": true,
-          "requires": {
-            "@typescript-eslint/types": "4.8.2",
-            "@typescript-eslint/visitor-keys": "4.8.2"
-          }
-        },
-        "@typescript-eslint/types": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/types/-/types-4.8.2.tgz",
-          "integrity": "sha512-z1/AVcVF8ju5ObaHe2fOpZYEQrwHyZ7PTOlmjd3EoFeX9sv7UekQhfrCmgUO7PruLNfSHrJGQvrW3Q7xQ8EoAw==",
-          "dev": true
-        },
-        "@typescript-eslint/typescript-estree": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/typescript-estree/-/typescript-estree-4.8.2.tgz",
-          "integrity": "sha512-HToGNwI6fekH0dOw3XEVESUm71Onfam0AKin6f26S2FtUmO7o3cLlWgrIaT1q3vjB3wCTdww3Dx2iGq5wtUOCg==",
-          "dev": true,
-          "requires": {
-            "@typescript-eslint/types": "4.8.2",
-            "@typescript-eslint/visitor-keys": "4.8.2",
-            "debug": "^4.1.1",
-            "globby": "^11.0.1",
-            "is-glob": "^4.0.1",
-            "lodash": "^4.17.15",
-            "semver": "^7.3.2",
-            "tsutils": "^3.17.1"
-          }
-        },
-        "@typescript-eslint/visitor-keys": {
-          "version": "4.8.2",
-          "resolved": "https://registry.npmjs.org/@typescript-eslint/visitor-keys/-/visitor-keys-4.8.2.tgz",
-          "integrity": "sha512-Vg+/SJTMZJEKKGHW7YC21QxgKJrSbxoYYd3MEUGtW7zuytHuEcksewq0DUmo4eh/CTNrVJGSdIY9AtRb6riWFw==",
-          "dev": true,
-          "requires": {
-            "@typescript-eslint/types": "4.8.2",
-            "eslint-visitor-keys": "^2.0.0"
-          }
-        }
       }
     },
     "@typescript-eslint/scope-manager": {
diff --git a/package.json b/package.json
index 1bd20e1..e4ff22a 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@types/validator": "^13.1.0",
     "@types/ws": "^7.4.0",
     "@typescript-eslint/eslint-plugin": "^4.9.0",
-    "@typescript-eslint/parser": "^4.8.2",
+    "@typescript-eslint/parser": "^4.9.0",
     "eslint": "^7.14.0",
     "eslint-config-xo": "^0.33.1",
     "eslint-config-xo-typescript": "^0.36.0",
diff --git a/yarn.lock b/yarn.lock
index e498065..25964ad 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -244,24 +244,16 @@
     eslint-scope "^5.0.0"
     eslint-utils "^2.0.0"
 
-"@typescript-eslint/parser@^4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-4.8.2.tgz#78dccbe5124de2b8dea2d4c363dee9f769151ca8"
-  integrity sha512-u0leyJqmclYr3KcXOqd2fmx6SDGBO0MUNHHAjr0JS4Crbb3C3d8dwAdlazy133PLCcPn+aOUFiHn72wcuc5wYw==
+"@typescript-eslint/parser@^4.9.0":
+  version "4.9.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-4.9.0.tgz#bb65f1214b5e221604996db53ef77c9d62b09249"
+  integrity sha512-QRSDAV8tGZoQye/ogp28ypb8qpsZPV6FOLD+tbN4ohKUWHD2n/u0Q2tIBnCsGwQCiD94RdtLkcqpdK4vKcLCCw==
   dependencies:
-    "@typescript-eslint/scope-manager" "4.8.2"
-    "@typescript-eslint/types" "4.8.2"
-    "@typescript-eslint/typescript-estree" "4.8.2"
+    "@typescript-eslint/scope-manager" "4.9.0"
+    "@typescript-eslint/types" "4.9.0"
+    "@typescript-eslint/typescript-estree" "4.9.0"
     debug "^4.1.1"
 
-"@typescript-eslint/scope-manager@4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-4.8.2.tgz#a18388c63ae9c17adde519384f539392f2c4f0d9"
-  integrity sha512-qHQ8ODi7mMin4Sq2eh/6eu03uVzsf5TX+J43xRmiq8ujng7ViQSHNPLOHGw/Wr5dFEoxq/ubKhzClIIdQy5q3g==
-  dependencies:
-    "@typescript-eslint/types" "4.8.2"
-    "@typescript-eslint/visitor-keys" "4.8.2"
-
 "@typescript-eslint/scope-manager@4.9.0":
   version "4.9.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-4.9.0.tgz#5eefe305d6b71d1c85af6587b048426bfd4d3708"
@@ -270,30 +262,11 @@
     "@typescript-eslint/types" "4.9.0"
     "@typescript-eslint/visitor-keys" "4.9.0"
 
-"@typescript-eslint/types@4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.8.2.tgz#c862dd0e569d9478eb82d6aee662ea53f5661a36"
-  integrity sha512-z1/AVcVF8ju5ObaHe2fOpZYEQrwHyZ7PTOlmjd3EoFeX9sv7UekQhfrCmgUO7PruLNfSHrJGQvrW3Q7xQ8EoAw==
-
 "@typescript-eslint/types@4.9.0":
   version "4.9.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-4.9.0.tgz#3fe8c3632abd07095c7458f7451bd14c85d0033c"
   integrity sha512-luzLKmowfiM/IoJL/rus1K9iZpSJK6GlOS/1ezKplb7MkORt2dDcfi8g9B0bsF6JoRGhqn0D3Va55b+vredFHA==
 
-"@typescript-eslint/typescript-estree@4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-4.8.2.tgz#eeec34707d8577600fb21661b5287226cc8b3bed"
-  integrity sha512-HToGNwI6fekH0dOw3XEVESUm71Onfam0AKin6f26S2FtUmO7o3cLlWgrIaT1q3vjB3wCTdww3Dx2iGq5wtUOCg==
-  dependencies:
-    "@typescript-eslint/types" "4.8.2"
-    "@typescript-eslint/visitor-keys" "4.8.2"
-    debug "^4.1.1"
-    globby "^11.0.1"
-    is-glob "^4.0.1"
-    lodash "^4.17.15"
-    semver "^7.3.2"
-    tsutils "^3.17.1"
-
 "@typescript-eslint/typescript-estree@4.9.0":
   version "4.9.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-4.9.0.tgz#38a98df6ee281cfd6164d6f9d91795b37d9e508c"
@@ -308,14 +281,6 @@
     semver "^7.3.2"
     tsutils "^3.17.1"
 
-"@typescript-eslint/visitor-keys@4.8.2":
-  version "4.8.2"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-4.8.2.tgz#62cd3fbbbf65f8eccfbe6f159eb1b84a243a3f77"
-  integrity sha512-Vg+/SJTMZJEKKGHW7YC21QxgKJrSbxoYYd3MEUGtW7zuytHuEcksewq0DUmo4eh/CTNrVJGSdIY9AtRb6riWFw==
-  dependencies:
-    "@typescript-eslint/types" "4.8.2"
-    eslint-visitor-keys "^2.0.0"
-
 "@typescript-eslint/visitor-keys@4.9.0":
   version "4.9.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-4.9.0.tgz#f284e9fac43f2d6d35094ce137473ee321f266c8"