diff --git a/exercises/exercise-coupling-ff-pm/2pspatialparams.hh b/exercises/exercise-coupling-ff-pm/2pspatialparams.hh
index 622e4f59ca7837281111f6a79435d0fb74c1cddb..239308471b1d99a4bf15aa180c9585511b254bf5 100644
--- a/exercises/exercise-coupling-ff-pm/2pspatialparams.hh
+++ b/exercises/exercise-coupling-ff-pm/2pspatialparams.hh
@@ -27,7 +27,7 @@
 #include <dumux/material/spatialparams/fv.hh>
 #include <dumux/material/fluidmatrixinteractions/2p/efftoabslaw.hh>
 #include <dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh>
-#include <dumux/material/fluidmatrixinteractions/2p/thermalconductivitysomerton.hh>
+#include <dumux/material/fluidmatrixinteractions/2p/thermalconductivity/somerton.hh>
 
 namespace Dumux {
 
diff --git a/exercises/solution/exercise-coupling-ff-pm/2pspatialparams.hh b/exercises/solution/exercise-coupling-ff-pm/2pspatialparams.hh
index 622e4f59ca7837281111f6a79435d0fb74c1cddb..239308471b1d99a4bf15aa180c9585511b254bf5 100644
--- a/exercises/solution/exercise-coupling-ff-pm/2pspatialparams.hh
+++ b/exercises/solution/exercise-coupling-ff-pm/2pspatialparams.hh
@@ -27,7 +27,7 @@
 #include <dumux/material/spatialparams/fv.hh>
 #include <dumux/material/fluidmatrixinteractions/2p/efftoabslaw.hh>
 #include <dumux/material/fluidmatrixinteractions/2p/regularizedvangenuchten.hh>
-#include <dumux/material/fluidmatrixinteractions/2p/thermalconductivitysomerton.hh>
+#include <dumux/material/fluidmatrixinteractions/2p/thermalconductivity/somerton.hh>
 
 namespace Dumux {