diff --git a/package.json b/package.json
index a4b4bff0..96a2e269 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "tslint": "5.18.0",
     "tslint-config-prettier": "1.18.0",
     "tslint-plugin-prettier": "2.0.1",
-    "typescript": "3.5.3"
+    "typescript": "3.9.10"
   },
   "prettier": {
     "printWidth": 100
diff --git a/yarn.lock b/yarn.lock
index 0c73ef88..5e0d1f71 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4071,10 +4071,10 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-typescript@3.5.3:
-  version "3.5.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.5.3.tgz#c830f657f93f1ea846819e929092f5fe5983e977"
-  integrity sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==
+typescript@3.9.10:
+  version "3.9.10"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
+  integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
 
 uglify-js@^3.1.4:
   version "3.6.0"