diff --git a/package.json b/package.json
index 684d85a4..3fd2b03c 100644
--- a/package.json
+++ b/package.json
@@ -90,6 +90,6 @@
         "rollup": "2.10.9",
         "rollup-plugin-terser": "6.1.0",
         "rollup-plugin-typescript2": "0.27.1",
-        "typescript": "3.9.2"
+        "typescript": "3.9.3"
     }
 }
diff --git a/yarn.lock b/yarn.lock
index ed353816..608a6228 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4942,10 +4942,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-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==
 
 uglify-js@^3.1.4:
   version "3.9.3"