diff --git a/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.cu b/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.cu
index 776ebc6dcfdfe6281dcd2b558552d5a6965a58dd..5bf7380eb7a8181884649bae177ca54a8a357ce9 100644
--- a/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.cu
+++ b/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.cu
@@ -325,7 +325,7 @@ void ActuatorFarm::initBladeForces(CudaMemoryManager* cudaManager)
     cudaManager->cudaCopyBladeForcesHtoD(this);
 }
 
-void ActuatorFarm::initBladeIndices(Parameter* para, CudaMemoryManager* cudaManager)
+void ActuatorFarm::initBladeIndices(CudaMemoryManager* cudaManager)
 {
     cudaManager->cudaAllocBladeIndices(this);
 
@@ -440,7 +440,7 @@ std::string ActuatorFarm::getFilename(Parameter* para, uint t) const
     return para->getOutputPath() + this->outputName + "_t_" + std::to_string(t);
 }
 
-void ActuatorFarm::write(const std::string &filename)
+void ActuatorFarm::write(const std::string& filename) const
 {
     std::vector<std::string> dataNames = {
         "bladeVelocitiesX",
diff --git a/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.h b/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.h
index c94e9f885f2c6815880d14cc83f03d1811a6798d..d89be8fffaed41ff472550fe4fb83b4e23295c2e 100644
--- a/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.h
+++ b/src/gpu/core/PreCollisionInteractor/Actuator/ActuatorFarm.h
@@ -2,15 +2,14 @@
 #define ActuatorFarm_H
 
 #include "PreCollisionInteractor/PreCollisionInteractor.h"
-#include "basics/constants/NumericConstants.h"
-#include "basics/DataTypes.h"
+#include <basics/DataTypes.h>
+#include <basics/constants/NumericConstants.h>
 #include <stdexcept>
 
 class Parameter;
 class GridProvider;
 using namespace vf::basics::constant;
 
-
 class ActuatorFarm : public PreCollisionInteractor
 {
 public:
@@ -63,7 +62,7 @@ public:
         this->tOut = tOut;
     }
 
-    void write(const std::string& filename);
+    void write(const std::string& filename) const;
 
     real getDensity() const { return this->density; };
     real getDeltaT() const { return this->deltaT; };
@@ -143,7 +142,7 @@ private:
     void initBladeCoords(CudaMemoryManager* cudaManager);
     void initBladeVelocities(CudaMemoryManager* cudaManager);
     void initBladeForces(CudaMemoryManager* cudaManager);
-    void initBladeIndices(Parameter* para, CudaMemoryManager* cudaManager);
+    void initBladeIndices(CudaMemoryManager* cudaManager);
     std::string getFilename(Parameter* para, uint t) const;
     void swapDeviceArrays();