diff --git a/libraries/AP_Scripting/applets/Aerobatics/FixedWing/RateBased/sport_aerobatics.lua b/libraries/AP_Scripting/applets/Aerobatics/FixedWing/RateBased/sport_aerobatics.lua
index 7c1c7362b9..c0b674e5ae 100644
--- a/libraries/AP_Scripting/applets/Aerobatics/FixedWing/RateBased/sport_aerobatics.lua
+++ b/libraries/AP_Scripting/applets/Aerobatics/FixedWing/RateBased/sport_aerobatics.lua
@@ -28,7 +28,6 @@ local THR_PIT_FF = bind_add_param("PIT_FF",4,80) -- throttle FF from pitch
 local SPD_P = bind_add_param("SPD_P",5,5) -- speed P gain
 local SPD_I = bind_add_param("SPD_I",6,25) -- speed I gain
 local TRIM_THROTTLE = Parameter("TRIM_THROTTLE")
-local TRIM_ARSPD_CM = Parameter("TRIM_ARSPD_CM")
 local RLL2SRV_TCONST = Parameter("RLL2SRV_TCONST")
 local PITCH_TCONST = Parameter("PTCH2SRV_TCONST")
 
diff --git a/libraries/AP_Scripting/applets/Aerobatics/FixedWing/plane_aerobatics.lua b/libraries/AP_Scripting/applets/Aerobatics/FixedWing/plane_aerobatics.lua
index e7928c8c0b..45dd585cee 100644
--- a/libraries/AP_Scripting/applets/Aerobatics/FixedWing/plane_aerobatics.lua
+++ b/libraries/AP_Scripting/applets/Aerobatics/FixedWing/plane_aerobatics.lua
@@ -385,7 +385,7 @@ local DO_JUMP = 177
 local k_throttle = 70
 local NAME_FLOAT_RATE = 2
 
-local TRIM_ARSPD_CM = Parameter("TRIM_ARSPD_CM")
+local AIRSPEED_CRUISE = Parameter("AIRSPEED_CRUISE")
 
 local last_id = 0
 local current_task = nil
@@ -2010,7 +2010,7 @@ end
    velocity at the start of the maneuver
 --]]
 function target_groundspeed()
-   return math.max(ahrs:get_EAS2TAS()*TRIM_ARSPD_CM:get()*0.01, ahrs:get_velocity_NED():length())
+   return math.max(ahrs:get_EAS2TAS()*AIRSPEED_CRUISE:get(), ahrs:get_velocity_NED():length())
 end
 
 --[[
diff --git a/libraries/AP_Scripting/applets/plane_ship_landing.lua b/libraries/AP_Scripting/applets/plane_ship_landing.lua
index 6f9fd1de30..0940b17d66 100644
--- a/libraries/AP_Scripting/applets/plane_ship_landing.lua
+++ b/libraries/AP_Scripting/applets/plane_ship_landing.lua
@@ -67,7 +67,7 @@ SHIP_AUTO_OFS   = bind_add_param('AUTO_OFS', 3, 0)
 RCMAP_THROTTLE  = bind_param("RCMAP_THROTTLE")
 ALT_HOLD_RTL    = bind_param("ALT_HOLD_RTL")
 Q_RTL_ALT       = bind_param("Q_RTL_ALT")
-TRIM_ARSPD_CM   = bind_param("TRIM_ARSPD_CM")
+AIRSPEED_CRUISE = bind_param("AIRSPEED_CRUISE")
 TECS_LAND_ARSPD = bind_param("TECS_LAND_ARSPD")
 Q_TRANS_DECEL   = bind_param("Q_TRANS_DECEL")
 WP_LOITER_RAD   = bind_param("WP_LOITER_RAD")
@@ -159,7 +159,7 @@ end
 -- get landing airspeed
 function get_land_airspeed()
    if TECS_LAND_ARSPD:get() < 0 then
-      return TRIM_ARSPD_CM:get() * 0.01
+      return AIRSPEED_CRUISE:get()
    end
    return TECS_LAND_ARSPD:get()
 end
diff --git a/libraries/AP_Scripting/examples/plane-wind-fs.lua b/libraries/AP_Scripting/examples/plane-wind-fs.lua
index 908d9af642..673ff6a2e9 100644
--- a/libraries/AP_Scripting/examples/plane-wind-fs.lua
+++ b/libraries/AP_Scripting/examples/plane-wind-fs.lua
@@ -30,11 +30,11 @@ local SITL_wind = false
 
 
 -- Read in required params
-local value = param:get('TRIM_ARSPD_CM')
+local value = param:get('AIRSPEED_CRUISE')
 if value then
-  air_speed = value / 100
+  air_speed = value
 else
-  error('LUA: get TRIM_ARSPD_CM failed')
+  error('LUA: get AIRSPEED_CRUISE failed')
 end
 value = param:get('ARSPD_FBW_MIN')
 if value then