diff --git a/playground/styleguide/package.json b/playground/styleguide/package.json
index ba9f5f0..507ffc9 100644
--- a/playground/styleguide/package.json
+++ b/playground/styleguide/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "react-docgen-typescript": "1.12.3",
     "react-styleguidist": "8.0.6",
-    "typescript": "3.1.6",
+    "typescript": "3.9.10",
     "webpack-blocks": "1.0.0"
   }
 }