diff --git a/src/FirmwarePlugin/PX4/PX4ParameterFactMetaData.xml b/src/FirmwarePlugin/PX4/PX4ParameterFactMetaData.xml
index 66dcb0828a294d2e86bf5a5eaefab26e3c6d7057..1ce7ac392d9a3693e2675a1b15bfea7b26c38ae4 100644
--- a/src/FirmwarePlugin/PX4/PX4ParameterFactMetaData.xml
+++ b/src/FirmwarePlugin/PX4/PX4ParameterFactMetaData.xml
@@ -415,6 +415,20 @@ Set to 2 to use heading from motion capture
Active high
+
+ PWM neutral output on trigger pin
+ 1000
+ 2000
+ us
+ true
+
+
+ PWM output to trigger shot
+ 1000
+ 2000
+ us
+ true
+