diff --git a/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_Remote.cxx b/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_Remote.cxx
index 16311c7..960b866 100644
--- a/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_Remote.cxx
+++ b/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_Remote.cxx
@@ -48,8 +48,13 @@
 #include <QString>
 #include <QProcess>
 
+#ifdef WIN32
+#include <filesystem>
+namespace fs = std::filesystem;
+#else
 #include <boost/filesystem.hpp>
 namespace fs = boost::filesystem;
+#endif
 
 /*
   Netgen include files
diff --git a/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_SA.cxx b/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_SA.cxx
index 8078470..685427f 100644
--- a/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_SA.cxx
+++ b/src/NETGENPlugin/NETGENPlugin_NETGEN_3D_SA.cxx
@@ -42,8 +42,13 @@
 #include <SMESHDS_Mesh.hxx>
 
 
+#ifdef WIN32
+#include <filesystem>
+namespace fs = std::filesystem;
+#else
 #include <boost/filesystem.hpp>
 namespace fs = boost::filesystem;
+#endif
 
 /*
   Netgen include files