diff --git a/package.json b/package.json
index 68b03834..90ec91de 100644
--- a/package.json
+++ b/package.json
@@ -77,7 +77,7 @@
     "nodemon": "^1.19.3",
     "prettier": "^1.18.2",
     "ts-type": "^1.2.16",
-    "typescript": "^3.6.3"
+    "typescript": "^3.9.6"
   },
   "lint-staged": {
     "*.js": [
diff --git a/yarn.lock b/yarn.lock
index f9da858b..d5729324 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6578,10 +6578,10 @@ typedarray-dts@^1.0.0:
   resolved "https://registry.yarnpkg.com/typedarray-dts/-/typedarray-dts-1.0.0.tgz#9dec9811386dbfba964c295c2606cf9a6b982d06"
   integrity sha512-Ka0DBegjuV9IPYFT1h0Qqk5U4pccebNIJCGl8C5uU7xtOs+jpJvKGAY4fHGK25hTmXZOEUl9Cnsg5cS6K/b5DA==
 
-typescript@^3.6.3:
-  version "3.6.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.3.tgz#fea942fabb20f7e1ca7164ff626f1a9f3f70b4da"
-  integrity sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw==
+typescript@^3.9.6:
+  version "3.9.6"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.6.tgz#8f3e0198a34c3ae17091b35571d3afd31999365a"
+  integrity sha512-Pspx3oKAPJtjNwE92YS05HQoY7z2SFyOpHo9MqJor3BXAGNaPUs83CuVp9VISFkSjyRfiTpmKuAYGJB7S7hOxw==
 
 uglify-js@^3.1.4:
   version "3.6.0"