diff --git a/package.json b/package.json
index e6edc78..6d86089 100644
--- a/package.json
+++ b/package.json
@@ -64,6 +64,6 @@
     "nyc": "^15.0.1",
     "prettier": "^2.0.4",
     "ts-node": "^8.8.2",
-    "typescript": "^3.8.3"
+    "typescript": "^3.9.10"
   }
 }