diff --git a/package.json b/package.json
index cf5affc6..e37b3841 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,6 @@
     "tslint": "5.20.0",
     "tslint-config-prettier": "1.18.0",
     "tslint-config-standard": "8.0.1",
-    "typescript": "3.6.2"
+    "typescript": "4.7.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 52a31140..0319c9ac 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6311,10 +6311,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@3.6.2:
-  version "3.6.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.2.tgz#105b0f1934119dde543ac8eb71af3a91009efe54"
-  integrity sha512-lmQ4L+J6mnu3xweP8+rOrUwzmN+MRAj7TgtJtDaXE5PMyX2kCrklhg3rvOsOIfNeAWMQWO2F1GPc1kMD2vLAfw==
+typescript@4.7.4:
+  version "4.7.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.7.4.tgz#1a88596d1cf47d59507a1bcdfb5b9dfe4d488235"
+  integrity sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==
 
 uglify-js@^3.1.4:
   version "3.4.9"