diff --git a/ProcessLib/SmallDeformation/LocalAssemblerInterface.h b/ProcessLib/SmallDeformation/LocalAssemblerInterface.h
index 50626d70315..d3e0ee3e1e9 100644
--- a/ProcessLib/SmallDeformation/LocalAssemblerInterface.h
+++ b/ProcessLib/SmallDeformation/LocalAssemblerInterface.h
@@ -16,11 +16,11 @@
 #include "ConstitutiveRelations/ConstitutiveData.h"
 #include "ConstitutiveRelations/ConstitutiveSetting.h"
 #include "ConstitutiveRelations/MaterialState.h"
+#include "MaterialForces.h"
 #include "MaterialLib/SolidModels/MechanicsBase.h"
 #include "MaterialLib/SolidModels/SelectSolidConstitutiveRelation.h"
 #include "NumLib/Extrapolation/ExtrapolatableElement.h"
 #include "NumLib/Fem/Integration/GenericIntegrationMethod.h"
-#include "ProcessLib/Deformation/MaterialForces.h"
 #include "ProcessLib/LocalAssemblerInterface.h"
 #include "ProcessLib/Reflection/ReflectionSetIPData.h"
 #include "ProcessLib/Utils/SetOrGetIntegrationPointData.h"
diff --git a/ProcessLib/Deformation/MaterialForces.h b/ProcessLib/SmallDeformation/MaterialForces.h
similarity index 99%
rename from ProcessLib/Deformation/MaterialForces.h
rename to ProcessLib/SmallDeformation/MaterialForces.h
index 89b5c89bbdb..c273669c4a8 100644
--- a/ProcessLib/Deformation/MaterialForces.h
+++ b/ProcessLib/SmallDeformation/MaterialForces.h
@@ -1,6 +1,5 @@
 /**
  * \file
- *
  * \copyright
  * Copyright (c) 2012-2023, OpenGeoSys Community (http://www.opengeosys.org)
  *            Distributed under a Modified BSD License.
@@ -182,7 +181,8 @@ void writeMaterialForces(
            LocalAssemblerInterface& local_assembler,
            const NumLib::LocalToGlobalIndexMap& dof_table,
            GlobalVector const& x,
-           GlobalVector& node_values) {
+           GlobalVector& node_values)
+        {
             auto const indices = NumLib::getIndices(mesh_item_id, dof_table);
             std::vector<double> local_data;
             auto const local_x = x.get(indices);