diff --git a/package.json b/package.json
index 94b440e..e0505de 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "express": "^4.16.4",
     "flatten-svg": "^0.3.0",
     "optimize-paths": "^1.2.2",
-    "serialport": "^11.0.0",
+    "serialport": "^12.0.0",
     "svgdom": "0.1.16",
     "wake-lock": "^0.2.0",
     "web-streams-polyfill": "^3.0.3",