diff --git a/package.json b/package.json
index 1fea33d..4c41ba6 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "jest-extended": "^0.11.5",
     "shipjs": "^0.18.3",
     "standard": "^14.3.3",
-    "typescript": "^3.8.3"
+    "typescript": "^4.0.5"
   },
   "author": "Oganexon @oganexon",
   "bugs": "https://github.com/secure-rm/core/issues",
diff --git a/yarn.lock b/yarn.lock
index 02e0818..3b2471e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -812,16 +812,6 @@
     regexpp "^3.0.0"
     tsutils "^3.17.1"
 
-"@typescript-eslint/experimental-utils@2.28.0":
-  version "2.28.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.28.0.tgz#1fd0961cd8ef6522687b4c562647da6e71f8833d"
-  integrity sha512-4SL9OWjvFbHumM/Zh/ZeEjUFxrYKtdCi7At4GyKTbQlrj1HcphIDXlje4Uu4cY+qzszR5NdVin4CCm6AXCjd6w==
-  dependencies:
-    "@types/json-schema" "^7.0.3"
-    "@typescript-eslint/typescript-estree" "2.28.0"
-    eslint-scope "^5.0.0"
-    eslint-utils "^2.0.0"
-
 "@typescript-eslint/experimental-utils@2.31.0":
   version "2.31.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.31.0.tgz#a9ec514bf7fd5e5e82bc10dcb6a86d58baae9508"
@@ -842,19 +832,6 @@
     "@typescript-eslint/typescript-estree" "2.31.0"
     eslint-visitor-keys "^1.1.0"
 
-"@typescript-eslint/typescript-estree@2.28.0":
-  version "2.28.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.28.0.tgz#d34949099ff81092c36dc275b6a1ea580729ba00"
-  integrity sha512-HDr8MP9wfwkiuqzRVkuM3BeDrOC4cKbO5a6BymZBHUt5y/2pL0BXD6I/C/ceq2IZoHWhcASk+5/zo+dwgu9V8Q==
-  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 "^6.3.0"
-    tsutils "^3.17.1"
-
 "@typescript-eslint/typescript-estree@2.31.0":
   version "2.31.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.31.0.tgz#ac536c2d46672aa1f27ba0ec2140d53670635cfd"
@@ -5834,10 +5811,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^3.8.3:
-  version "3.8.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.8.3.tgz#409eb8544ea0335711205869ec458ab109ee1061"
-  integrity sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==
+typescript@^4.0.5:
+  version "4.0.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.0.5.tgz#ae9dddfd1069f1cb5beb3ef3b2170dd7c1332389"
+  integrity sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==
 
 uglify-js@^3.1.4:
   version "3.9.0"