diff --git a/visualizer/viewer/package.json b/visualizer/viewer/package.json
index 8e6173c9..6a3a58cd 100644
--- a/visualizer/viewer/package.json
+++ b/visualizer/viewer/package.json
@@ -17,7 +17,7 @@
     "three": "^0.155.0"
   },
   "devDependencies": {
-    "typescript": "4.9.5"
+    "typescript": "5.6.3"
   },
   "scripts": {
     "start": "react-scripts start",