diff --git a/dumux/porousmediumflow/2p2c/sequential/celldatamultiphysics.hh b/dumux/porousmediumflow/2p2c/sequential/celldatamultiphysics.hh
index c727bc160bee1dd4fbe8798c88c2155766dee34c..2f691010fa6ccce7e9c7ad9c28f642ab8b22cda6 100644
--- a/dumux/porousmediumflow/2p2c/sequential/celldatamultiphysics.hh
+++ b/dumux/porousmediumflow/2p2c/sequential/celldatamultiphysics.hh
@@ -19,6 +19,7 @@
 #ifndef DUMUX_ELEMENTDATA2P2C_MULTYPHYSICS_HH
 #define DUMUX_ELEMENTDATA2P2C_MULTYPHYSICS_HH
 
+#include <dumux/material/fluidstates/pseudo1p2c.hh>
 #include "properties.hh"
 #include "celldata.hh"