diff --git a/package.json b/package.json
index d24997dc..af5f1e52 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,6 @@
     "json-schema-to-typescript": "^8.2.0",
     "prettier": "^2.0.5",
     "semantic-release": "^17.0.6",
-    "typescript": "^3.8.3"
+    "typescript": "^3.9.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 4ab841c7..0e8e7576 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6476,10 +6476,10 @@ 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@^3.9.3:
+  version "3.9.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.3.tgz#d3ac8883a97c26139e42df5e93eeece33d610b8a"
+  integrity sha512-D/wqnB2xzNFIcoBG9FG8cXRDjiqSTbG2wd8DMZeQyJlP1vfTkIxH4GKveWaEBYySKIg+USu+E+EDIR47SqnaMQ==
 
 uglify-js@^3.1.4:
   version "3.6.7"