diff --git a/src/comm/USBBoardInfo.json b/src/comm/USBBoardInfo.json
index b6cd8f90c4a..eaf64914c97 100644
--- a/src/comm/USBBoardInfo.json
+++ b/src/comm/USBBoardInfo.json
@@ -108,7 +108,7 @@
         { "regExp": "^ArduPilot$",      "boardClass": "Pixhawk" },
         { "regExp": "^Hex/ProfiCNC$",   "boardClass": "Pixhawk" },
         { "regExp": "^Holybro$",        "boardClass": "Pixhawk" },
-        { "regExp": "^mRo$",            "boardClass": "Pixhawk" }
+        { "regExp": "^mRo$",            "boardClass": "Pixhawk" },
         { "regExp": "^3DR$",            "boardClass": "Pixhawk" }
     ]
 }