diff --git a/src/gpu/core/LBM/Simulation.cpp b/src/gpu/core/LBM/Simulation.cpp
index 3348cf9d78a7a7d6a7bced115b93ad87325e1dc3..93896f1f8065cd63b81499c1e810619d8128024c 100644
--- a/src/gpu/core/LBM/Simulation.cpp
+++ b/src/gpu/core/LBM/Simulation.cpp
@@ -25,8 +25,8 @@
 #include "Utilities/Buffer2D.hpp"
 #include "StringUtilities/StringUtil.h"
 //////////////////////////////////////////////////////////////////////////
-#include "Init/InitLattice.h"
-#include "Init/ReaderMeasurePoints.h"
+#include "PreProcessor/InitLattice.h"
+#include "PreProcessor/ReaderMeasurePoints.h"
 //////////////////////////////////////////////////////////////////////////
 #include "FindQ/FindQ.h"
 #include "FindQ/DefineBCs.h"
diff --git a/src/gpu/core/Init/InitLattice.cpp b/src/gpu/core/PreProcessor/InitLattice.cpp
similarity index 99%
rename from src/gpu/core/Init/InitLattice.cpp
rename to src/gpu/core/PreProcessor/InitLattice.cpp
index f8e00006e3b6438080c23b3a24bb9d30aa17fe48..1702e4e44fa6b04f59cb517d92df61f35104c9ba 100644
--- a/src/gpu/core/Init/InitLattice.cpp
+++ b/src/gpu/core/PreProcessor/InitLattice.cpp
@@ -30,7 +30,7 @@
 //! \ingroup Init
 //! \author Martin Schoenherr
 //=======================================================================================
-#include "Init/InitLattice.h"
+#include "PreProcessor/InitLattice.h"
 
 #include "GPU/CudaMemoryManager.h"
 #include "GPU/GPU_Interface.h"
diff --git a/src/gpu/core/Init/InitLattice.h b/src/gpu/core/PreProcessor/InitLattice.h
similarity index 100%
rename from src/gpu/core/Init/InitLattice.h
rename to src/gpu/core/PreProcessor/InitLattice.h
diff --git a/src/gpu/core/Init/ReaderMeasurePoints.cpp b/src/gpu/core/PreProcessor/ReaderMeasurePoints.cpp
similarity index 100%
rename from src/gpu/core/Init/ReaderMeasurePoints.cpp
rename to src/gpu/core/PreProcessor/ReaderMeasurePoints.cpp
diff --git a/src/gpu/core/Init/ReaderMeasurePoints.h b/src/gpu/core/PreProcessor/ReaderMeasurePoints.h
similarity index 100%
rename from src/gpu/core/Init/ReaderMeasurePoints.h
rename to src/gpu/core/PreProcessor/ReaderMeasurePoints.h