diff --git a/ROMFS/px4fmu_common/init.d/4040_reaper b/ROMFS/px4fmu_common/init.d/4040_reaper
index 57ad4fa352..b048604ef0 100644
--- a/ROMFS/px4fmu_common/init.d/4040_reaper
+++ b/ROMFS/px4fmu_common/init.d/4040_reaper
@@ -2,9 +2,16 @@
 #
 # @name Reaper 500 Quad
 #
-# @type Quadrotor x
+# @type Quadrotor H
 # @class Copter
 #
+# @output MAIN1 motor 1
+# @output MAIN2 motor 2
+# @output MAIN3 motor 3
+# @output MAIN4 motor 4
+# @output MAIN5 feed-through of RC AUX1 channel
+# @output MAIN6 feed-through of RC AUX2 channel
+#
 # @maintainer Blankered
 #