diff --git a/deps/v8/tools/tracing/proto-converter/package-lock.json b/deps/v8/tools/tracing/proto-converter/package-lock.json
index 52e52b318fd24f..c4f8b4cde34eff 100644
--- a/deps/v8/tools/tracing/proto-converter/package-lock.json
+++ b/deps/v8/tools/tracing/proto-converter/package-lock.json
@@ -114,9 +114,9 @@
       }
     },
     "typescript": {
-      "version": "3.3.4000",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.3.4000.tgz",
-      "integrity": "sha512-jjOcCZvpkl2+z7JFn0yBOoLQyLoIkNZAs/fYJkUG6VKy6zLPHJGfQJYFHzibB6GJaF/8QrcECtlQ5cpvRHSMEA==",
+      "version": "4.5.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.5.tgz",
+      "integrity": "sha512-TCTIul70LyWe6IJWT8QSYeA54WQe8EjQFU4wY52Fasj5UKx88LNYKCgBEHcOMOrFF1rKGbD8v/xcNWVUq9SymA==",
       "dev": true
     }
   }
diff --git a/deps/v8/tools/tracing/proto-converter/package.json b/deps/v8/tools/tracing/proto-converter/package.json
index 41401a11aad20a..24fef3c130a8c8 100644
--- a/deps/v8/tools/tracing/proto-converter/package.json
+++ b/deps/v8/tools/tracing/proto-converter/package.json
@@ -6,6 +6,6 @@
   "devDependencies": {
     "@types/node": "^11.11.4",
     "protobufjs": "^6.8.8",
-    "typescript": "^3.3.4000"
+    "typescript": "^4.5.5"
   }
 }