diff --git a/package.json b/package.json
index 5b061b7..21e305a 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
         "prettier": "1.16.4",
         "semantic-release": "^17.2.3",
         "ts-jest": "^24.0.0",
-        "typescript": "^3.3.4000"
+        "typescript": "^4.9.5"
     },
     "engines": {
         "node": ">=10"
diff --git a/yarn.lock b/yarn.lock
index bbbb43e..3e80d4f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8173,10 +8173,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^3.3.4000:
-  version "3.3.4000"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.3.4000.tgz#76b0f89cfdbf97827e1112d64f283f1151d6adf0"
-  integrity sha512-jjOcCZvpkl2+z7JFn0yBOoLQyLoIkNZAs/fYJkUG6VKy6zLPHJGfQJYFHzibB6GJaF/8QrcECtlQ5cpvRHSMEA==
+typescript@^4.9.5:
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
 
 uglify-js@^3.1.4:
   version "3.14.1"