diff --git a/package.json b/package.json
index e81c7e7..3878d8e 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "debug": "^2.2.0",
     "httpx": "^2.0.0",
     "kitx": "^1.1.0",
-    "protobufjs": "^5.0.0",
+    "protobufjs": "^6.0.0",
     "pegjs": "^0.10.0"
   },
   "devDependencies": {