diff --git a/openmc/summary.py b/openmc/summary.py
index f572b48ef9..15da2784a5 100644
--- a/openmc/summary.py
+++ b/openmc/summary.py
@@ -72,6 +72,9 @@ class Summary(object):
             nuc_densities = self._f['materials'][key]['nuclide_densities'][...]
             nuclides = self._f['materials'][key]['nuclides'].value
 
+            # Create the Material
+            material = openmc.Material(material_id=material_id, name=name)
+
             # Read the names of the S(a,b) tables for this Material and add them
             if 'sab_names' in self._f['materials'][key]:
                 sab_tables = self._f['materials'][key]['sab_names'].value
@@ -79,9 +82,6 @@ class Summary(object):
                     name, xs = sab_table.decode().split('.')
                     material.add_s_alpha_beta(name, xs)
 
-            # Create the Material
-            material = openmc.Material(material_id=material_id, name=name)
-
             # Set the Material's density to atom/b-cm as used by OpenMC
             material.set_density(density=density, units='atom/b-cm')
 
diff --git a/tests/run_tests.py b/tests/run_tests.py
index 70ea4c3dc9..338732c142 100755
--- a/tests/run_tests.py
+++ b/tests/run_tests.py
@@ -128,10 +128,8 @@ class Test(object):
         if self.mpi:
             if os.path.exists(os.path.join(MPI_DIR, 'bin', 'mpifort')):
                 self.fc = os.path.join(MPI_DIR, 'bin', 'mpifort')
-            elif os.path.exists(os.path.join(MPI_DIR, 'bin', 'mpif90')):
-                self.fc = os.path.join(MPI_DIR, 'bin', 'mpif90')
             else:
-                raise RuntimeError('Cannot find an MPI Fortran compiler')
+                self.fc = os.path.join(MPI_DIR, 'bin', 'mpif90')
         else:
             self.fc = FC