diff --git a/Makefile b/Makefile
index dc1f3e5a31..69c7681fa5 100644
--- a/Makefile
+++ b/Makefile
@@ -134,7 +134,7 @@ analyze-go:
 
 test-js: export NODE_PATH = ./frontend
 test-js:
-	_mocha --compilers js:babel-core/register,tsx:typescript-require  \
+	_mocha --compilers js:babel-core/register \
 		--recursive "frontend/**/*.tests.js*" \
 		--require ignore-styles \
 		--require "frontend/.test.setup.js" \
diff --git a/package.json b/package.json
index ca1e41b9bc..cbcbdfdf23 100644
--- a/package.json
+++ b/package.json
@@ -108,8 +108,7 @@
     "tslint": "5.10.0",
     "tslint-eslint-rules": "^5.4.0",
     "tslint-react": "3.6.0",
-    "typescript": "^3.5.3",
-    "typescript-require": "0.2.10",
+    "typescript": "^3.9.6",
     "url-loader": "^2.1.0",
     "webpack": "^4.37.0",
     "webpack-cli": "^3.3.6",
diff --git a/yarn.lock b/yarn.lock
index 5f07da1751..88f5075395 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8340,22 +8340,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript-require@0.2.10:
-  version "0.2.10"
-  resolved "https://registry.yarnpkg.com/typescript-require/-/typescript-require-0.2.10.tgz#8c8ee2aa75f3530b560b849c2927cd3697eba68e"
-  integrity sha1-jI7iqnXzUwtWC4ScKSfNNpfrpo4=
-  dependencies:
-    typescript "^1.5.3"
-
-typescript@^1.5.3:
-  version "1.8.10"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-1.8.10.tgz#b475d6e0dff0bf50f296e5ca6ef9fbb5c7320f1e"
-  integrity sha1-tHXW4N/wv1DyluXKbvn7tccyDx4=
-
-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@^3.9.6:
+  version "3.9.6"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.6.tgz#8f3e0198a34c3ae17091b35571d3afd31999365a"
+  integrity sha512-Pspx3oKAPJtjNwE92YS05HQoY7z2SFyOpHo9MqJor3BXAGNaPUs83CuVp9VISFkSjyRfiTpmKuAYGJB7S7hOxw==
 
 ua-parser-js@^0.7.18:
   version "0.7.20"