diff --git a/package.json b/package.json
index b401b4f..28094ab 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
 	"devDependencies": {
 		"tslint": "6.1.2",
 		"tslint-config-prettier": "1.18.0",
-		"typescript": "3.9.2"
+		"typescript": "3.9.3"
 	},
 	"main": "dist/index.js",
 	"typings": "dist/index.d.ts"
diff --git a/yarn.lock b/yarn.lock
index 2c14e25..5b93faf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -245,10 +245,10 @@ tsutils@^2.29.0:
   dependencies:
     tslib "^1.8.1"
 
-typescript@3.9.2:
-  version "3.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.2.tgz#64e9c8e9be6ea583c54607677dd4680a1cf35db9"
-  integrity sha512-q2ktq4n/uLuNNShyayit+DTobV2ApPEo/6so68JaD5ojvc/6GClBipedB9zNWYxRSAlZXAe405Rlijzl6qDiSw==
+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==
 
 wrappy@1:
   version "1.0.2"