diff --git a/dune/gfe/cosseratenergystiffness.hh b/dune/gfe/cosseratenergystiffness.hh index 0257b577cfbb11462c48285372187151e13a6994..c179b51d2265037648d3b9cb1ea04abe48fb22c6 100644 --- a/dune/gfe/cosseratenergystiffness.hh +++ b/dune/gfe/cosseratenergystiffness.hh @@ -2,6 +2,7 @@ #define COSSERAT_ENERGY_LOCAL_STIFFNESS_HH #include <dune/common/fmatrix.hh> +#include <dune/common/parametertree.hh> #include <dune/grid/common/quadraturerules.hh> #include "localgeodesicfestiffness.hh"