diff --git a/javascript/package.json b/javascript/package.json
index 624bb887..d9a0ae78 100644
--- a/javascript/package.json
+++ b/javascript/package.json
@@ -70,7 +70,7 @@
     "prettier": "^3.5.2",
     "pretty-quick": "4.2.2",
     "ts-node": "10.9.2",
-    "typescript": "5.8.3"
+    "typescript": "5.9.2"
   },
   "dependencies": {
     "regexp-match-indices": "1.0.2"