diff --git a/package.json b/package.json
index 3284c292..3ef3a8a7 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "semantic-release": "^17.0.8",
     "sinon": "^9.2.1",
     "ts-node": "^8.10.1",
-    "typescript": "^3.8.3",
+    "typescript": "^3.9.10",
     "webpack": "^4.43.0",
     "webpack-cli": "^3.3.11"
   },
diff --git a/yarn.lock b/yarn.lock
index a5956251..8589421a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8839,10 +8839,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-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@^3.9.10:
+  version "3.9.10"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
+  integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
 
 ua-parser-js@0.7.22:
   version "0.7.22"