diff --git a/package.json b/package.json
index e22de437..6156609b 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "sass-lint": "1.13.1",
     "ts-node": "8.10.2",
     "tslint": "5.20.1",
-    "typescript": "3.5.3",
+    "typescript": "3.9.10",
     "typescript-tslint-plugin": "0.5.5"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 8bba4d65..3cde2663 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8139,6 +8139,11 @@ typescript@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==
+
 ultron@~1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/ultron/-/ultron-1.1.1.tgz#9fe1536a10a664a65266a1e3ccf85fd36302bc9c"