diff --git a/deps/v8/tools/turbolizer/package.json b/deps/v8/tools/turbolizer/package.json
index dee28358d4b487..3403f676364d5b 100644
--- a/deps/v8/tools/turbolizer/package.json
+++ b/deps/v8/tools/turbolizer/package.json
@@ -16,15 +16,15 @@
     "@types/d3": "^5.7.2",
     "d3": "^5.7.0",
     "rollup-plugin-node-resolve": "^4.0.0",
-    "rollup-plugin-typescript2": "^0.20.1"
+    "rollup-plugin-typescript2": "^0.33.0"
   },
   "repository": {
     "type": "git",
     "url": "https://github.com/v8/v8.git"
   },
   "devDependencies": {
-    "chai": "^4.2.0",
-    "local-web-server": "^2.6.0",
+    "chai": "^4.3.10",
+    "local-web-server": "^5.4.0",
     "mocha": "^5.2.0",
     "rollup": "^0.68.2",
     "ts-mocha": "^2.0.0",