diff --git a/js/package.json b/js/package.json
index 364d716..8b2bb12 100644
--- a/js/package.json
+++ b/js/package.json
@@ -10,6 +10,6 @@
   "files": ["dist"],
   "publishConfig": {"access": "public"},
   "devDependencies": {
-    "typescript": "5.5.4"
+    "typescript": "5.9.2"
   }
 }