--- a/package.json
+++ b/package.json
@@ -11,8 +11,7 @@
   },
   "main": "./lib/firmata",
   "dependencies": {
-    "firmata-io": "^2.3.0",
-    "serialport": "^8.0.5"
+    "firmata-io": "^2.3.0"
   },
   "scripts": {
     "test": "grunt",