diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index d60420b94..e49999421 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -670,7 +670,7 @@ list (APPEND PUBLIC_HEADER_FILES
   opm/models/io/vtkcompositionparams.hpp
   opm/models/io/vtkdiffusionmodule.hpp
   opm/models/io/vtkdiffusionparams.hpp
-  opm/models/io/vtkdiscretefracturemodule.hh
+  opm/models/io/vtkdiscretefracturemodule.hpp
   opm/models/io/vtkenergymodule.hh
   opm/models/io/vtkmultiphasemodule.hh
   opm/models/io/vtkmultiwriter.hh
diff --git a/opm/models/discretefracture/discretefracturemodel.hh b/opm/models/discretefracture/discretefracturemodel.hh
index b8a839ac8..ac7bcc2eb 100644
--- a/opm/models/discretefracture/discretefracturemodel.hh
+++ b/opm/models/discretefracture/discretefracturemodel.hh
@@ -38,7 +38,7 @@
 #include "discretefractureproblem.hh"
 
 #include <opm/models/immiscible/immisciblemodel.hh>
-#include <opm/models/io/vtkdiscretefracturemodule.hh>
+#include <opm/models/io/vtkdiscretefracturemodule.hpp>
 
 #include <stdexcept>
 #include <string>
diff --git a/opm/models/discretefracture/discretefractureproperties.hh b/opm/models/discretefracture/discretefractureproperties.hh
index 7d2b929ea..22d356c5a 100644
--- a/opm/models/discretefracture/discretefractureproperties.hh
+++ b/opm/models/discretefracture/discretefractureproperties.hh
@@ -32,7 +32,7 @@
 
 #include <opm/models/immiscible/immiscibleproperties.hh>
 
-#include <opm/models/io/vtkdiscretefracturemodule.hh>
+#include <opm/models/io/vtkdiscretefracturemodule.hpp>
 
 namespace Opm::Properties {
 
diff --git a/opm/models/io/vtkdiscretefracturemodule.hh b/opm/models/io/vtkdiscretefracturemodule.hpp
similarity index 99%
rename from opm/models/io/vtkdiscretefracturemodule.hh
rename to opm/models/io/vtkdiscretefracturemodule.hpp
index 14251282f..ae70de96a 100644
--- a/opm/models/io/vtkdiscretefracturemodule.hh
+++ b/opm/models/io/vtkdiscretefracturemodule.hpp
@@ -24,8 +24,8 @@
  * \file
  * \copydoc Opm::VtkDiscreteFractureModule
  */
-#ifndef EWOMS_VTK_DISCRETE_FRACTURE_MODULE_HH
-#define EWOMS_VTK_DISCRETE_FRACTURE_MODULE_HH
+#ifndef OPM_VTK_DISCRETE_FRACTURE_MODULE_HPP
+#define OPM_VTK_DISCRETE_FRACTURE_MODULE_HPP
 
 #include <dune/common/fvector.hh>
 
@@ -55,6 +55,7 @@ struct VtkWriteFractureVolumeFraction { static constexpr bool value = true; };
 } // namespace Opm::Parameters
 
 namespace Opm {
+
 /*!
  * \ingroup Vtk
  *
@@ -347,4 +348,4 @@ private:
 
 } // namespace Opm
 
-#endif
+#endif // OPM_VTK_DISCRETE_FRACTURE_MODULE_HPP