diff --git a/libraries/AP_Motors/AP_MotorsMulticopter.cpp b/libraries/AP_Motors/AP_MotorsMulticopter.cpp
index cea0c7a6ec..9b3a93b0aa 100644
--- a/libraries/AP_Motors/AP_MotorsMulticopter.cpp
+++ b/libraries/AP_Motors/AP_MotorsMulticopter.cpp
@@ -161,9 +161,6 @@ void AP_MotorsMulticopter::update_throttle_filter()
     } else {
         _throttle_filter.reset(0.0f);
     }
-
-    // constrain throttle signal to 0-1000
-    _throttle_control_input = constrain_float(_throttle_filter.get(),0.0f,1000.0f);
 }
 
 // current_limit_max_throttle - limits maximum throttle based on current