diff --git a/Blimp/GCS_Mavlink.cpp b/Blimp/GCS_Mavlink.cpp
index 763133f76eef1d..b132d80160a5ce 100644
--- a/Blimp/GCS_Mavlink.cpp
+++ b/Blimp/GCS_Mavlink.cpp
@@ -288,7 +288,7 @@ const AP_Param::GroupInfo GCS_MAVLINK_Parameters::var_info[] = {
 
     // @Param: EXTRA3
     // @DisplayName: Extra data type 3 stream rate to ground station
-    // @Description: Stream rate of AHRS, SYSTEM_TIME, RANGEFINDER, DISTANCE_SENSOR, TERRAIN_REQUEST, GIMBAL_DEVICE_ATTITUDE_STATUS, OPTICAL_FLOW, MAG_CAL_REPORT, MAG_CAL_PROGRESS, EKF_STATUS_REPORT, VIBRATION and RPM to ground station
+    // @Description: Stream rate of AHRS, SYSTEM_TIME, RANGEFINDER, DISTANCE_SENSOR, GIMBAL_DEVICE_ATTITUDE_STATUS, OPTICAL_FLOW, MAG_CAL_REPORT, MAG_CAL_PROGRESS, EKF_STATUS_REPORT, VIBRATION and RPM to ground station
     // @Units: Hz
     // @Range: 0 10
     // @Increment: 1