diff --git a/test/tests/mfem/transfers/l2_libmesh_parent_mfem_sub/tests b/test/tests/mfem/transfers/l2_libmesh_parent_mfem_sub/tests
index 9817e14b1052..56b4bf894d13 100644
--- a/test/tests/mfem/transfers/l2_libmesh_parent_mfem_sub/tests
+++ b/test/tests/mfem/transfers/l2_libmesh_parent_mfem_sub/tests
@@ -38,7 +38,6 @@
       cli_args = 'Mesh/file=../../mesh/square_quad9.e '
                 'Outputs/file_base=libmesh_parent_scalar_mfem_sub_tri_to_quad '
                 'mfem_app0:Mesh/file=../../mesh/square_tri6.e '
-      max_parallel = 6 # under investigation
     []
     [L2Hex]
       type = CSVDiff
diff --git a/test/tests/mfem/transfers/l2_mfem_parent_libmesh_sub/tests b/test/tests/mfem/transfers/l2_mfem_parent_libmesh_sub/tests
index 99ddaf82cfd4..3b8cae71a107 100644
--- a/test/tests/mfem/transfers/l2_mfem_parent_libmesh_sub/tests
+++ b/test/tests/mfem/transfers/l2_mfem_parent_libmesh_sub/tests
@@ -38,7 +38,6 @@
       cli_args = 'Mesh/file=../../mesh/square_quad9.e '
                 'Outputs/file_base=mfem_parent_libmesh_sub_scalar_tri_to_quad '
                 'libmesh_app0:Mesh/file=../../mesh/square_tri6.e '
-      max_parallel = 15 # under investigation
     []
     [L2Hex]
       type = CSVDiff