diff --git a/js-applet/package.json b/js-applet/package.json
index a52eb5d..9c5d7a9 100644
--- a/js-applet/package.json
+++ b/js-applet/package.json
@@ -9,7 +9,7 @@
     "babel-loader": "^10.0.0",
     "ts-loader": "^9.4.4",
     "ts-node": "^10.9.2",
-    "typescript": "5.8.3",
+    "typescript": "5.9.2",
     "webpack": "^5.75.0",
     "webpack-cli": "^6.0.1"
   },