Fix non-MPI case

diff --git a/include/deal.II/distributed/tria_base.h b/include/deal.II/distributed/tria_base.h
index 6ef81639cdf18f35c2d4a835c3961696d6c729c2..5e0cfbf4e0945352c76866e5b561ca7ef4c717e7 100644 (file)
--- a/include/deal.II/distributed/tria_base.h
+++ b/include/deal.II/distributed/tria_base.h
@@ -21,6 +21,7 @@
 #include <deal.II/base/subscriptor.h>
 #include <deal.II/base/smartpointer.h>
 #include <deal.II/base/template_constraints.h>
+#include <deal.II/base/mpi.h>
 #include <deal.II/grid/tria.h>
 
 #include <deal.II/base/std_cxx1x/function.h>
@@ -31,10 +32,6 @@
 #include <list>
 #include <utility>
 
-#ifdef DEAL_II_WITH_MPI
-#  include <mpi.h>
-#endif
-
 
 DEAL_II_NAMESPACE_OPEN