diff --git a/config/mrs_uav_system/robofly.yaml b/config/mrs_uav_system/robofly.yaml
index a25a5d3..856251d 100644
--- a/config/mrs_uav_system/robofly.yaml
+++ b/config/mrs_uav_system/robofly.yaml
@@ -4,8 +4,8 @@
 # n_motors - number of motors on the UAV
 
 motor_params:
-  a: 0.348
-  b: -0.215
+  a: 0.2882
+  b: -0.0895
   n_motors: 4
 
 mrs_uav_managers: