diff --git a/ArduCopter/Attitude.pde b/ArduCopter/Attitude.pde
index 277e87561b..5188a57a32 100644
--- a/ArduCopter/Attitude.pde
+++ b/ArduCopter/Attitude.pde
@@ -192,7 +192,7 @@ get_nav_throttle(int32_t z_error)
 
 	// convert to desired Rate:
 	rate_error 		= g.pi_alt_hold.get_p(z_error);
-	rate_error 		= constrain(rate_error, -150, 150);
+	rate_error 		= constrain(rate_error, -250, 250);
 
 	// limit error to prevent I term wind up
 	z_error 		= constrain(z_error, -400, 400);