From adb5f517acddb003539cffb7c695b758fd43d2e9 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <arndtd@ornl.gov>
Date: Mon, 26 Apr 2021 10:11:28 -0400
Subject: [PATCH] Fix mpi/extract_boundary_dofs

---
 tests/mpi/extract_boundary_dofs.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/mpi/extract_boundary_dofs.cc b/tests/mpi/extract_boundary_dofs.cc
index 64d96e4c00..74e9d692bc 100644
--- a/tests/mpi/extract_boundary_dofs.cc
+++ b/tests/mpi/extract_boundary_dofs.cc
@@ -43,7 +43,7 @@ test()
   DoFHandler<dim> dofh(tr);
   dofh.distribute_dofs(fe);
 
-  const IndexSet boundary_dofs =
+  IndexSet boundary_dofs =
     DoFTools::extract_boundary_dofs(dofh, std::vector<bool>(1, true));
   if (Utilities::MPI::this_mpi_process(MPI_COMM_WORLD) == 0)
     boundary_dofs.write(deallog.get_file_stream());
-- 
2.39.5