diff --git a/pps_ws/src/d_fall_pps/src/CustomControllerService.cpp b/pps_ws/src/d_fall_pps/src/CustomControllerService.cpp
index 66fdafef910e2a97c01db9e2b380aece8e320b75..10329a2a7778169bdbc6ae93f9b219dc86d5df87 100644
--- a/pps_ws/src/d_fall_pps/src/CustomControllerService.cpp
+++ b/pps_ws/src/d_fall_pps/src/CustomControllerService.cpp
@@ -256,8 +256,8 @@ ros::Subscriber xyz_yaw_to_follow_subscriber;
 
 // CONTROLLER COMPUTATIONS
 bool calculateControlOutput(Controller::Request &request, Controller::Response &response);
-void calculateControlOutput_viaLQRforRates(stateErrorBody, Controller::Request &request, Controller::Response &response);
-void calculateControlOutput_viaLQRforAngles(stateErrorBody, Controller::Request &request, Controller::Response &response);
+void calculateControlOutput_viaLQRforRates(float stateErrorBody[9], Controller::Request &request, Controller::Response &response);
+void calculateControlOutput_viaLQRforAngles(float stateErrorBody[9], Controller::Request &request, Controller::Response &response);
 
 // TRANSFORMATION OF THE (x,y) INERTIAL FRAME ERROR INTO AN (x,y) BODY FRAME ERROR
 void convertIntoBodyFrame(float stateInertial[9], float (&stateBody)[9], float yaw_measured);
@@ -613,7 +613,7 @@ bool calculateControlOutput(Controller::Request &request, Controller::Response &
 
 
 
-void calculateControlOutput_viaLQRforRates(stateErrorBody, Controller::Request &request, Controller::Response &response)
+void calculateControlOutput_viaLQRforRates(float stateErrorBody[9], Controller::Request &request, Controller::Response &response)
 {
 	//  **********************
 	//  Y   Y    A    W     W
@@ -737,7 +737,7 @@ void calculateControlOutput_viaLQRforRates(stateErrorBody, Controller::Request &
 
 
 
-void calculateControlOutput_viaLQRforAngles(stateErrorBody, Controller::Request &request, Controller::Response &response)
+void calculateControlOutput_viaLQRforAngles(float stateErrorBody[9], Controller::Request &request, Controller::Response &response)
 {
 	//  **********************
 	//  Y   Y    A    W     W