diff --git a/test/porousmediumflow/2pnc/implicit/2pncdiffusion.hh b/test/porousmediumflow/2pnc/implicit/2pncdiffusionproblem.hh
similarity index 100%
rename from test/porousmediumflow/2pnc/implicit/2pncdiffusion.hh
rename to test/porousmediumflow/2pnc/implicit/2pncdiffusionproblem.hh
diff --git a/test/porousmediumflow/2pnc/implicit/test_cc2pnc_diffusion.cc b/test/porousmediumflow/2pnc/implicit/test_cc2pnc_diffusion.cc
index 7e5ebb88d31fc996005afb98b5df5d30365963cf..3c71a516d4586be1d6a48d65f420f6833fc451c9 100644
--- a/test/porousmediumflow/2pnc/implicit/test_cc2pnc_diffusion.cc
+++ b/test/porousmediumflow/2pnc/implicit/test_cc2pnc_diffusion.cc
@@ -32,7 +32,7 @@
 #include <dune/grid/io/file/vtk.hh>
 #include <dune/istl/io.hh>
 
-#include "2pncdiffusion.hh"
+#include "2pncdiffusionproblem.hh"
 
 #include <dumux/common/properties.hh>
 #include <dumux/common/parameters.hh>