diff --git a/jade/sphereoutput.py b/jade/sphereoutput.py
index cdb5f552..cfb85253 100644
--- a/jade/sphereoutput.py
+++ b/jade/sphereoutput.py
@@ -450,7 +450,7 @@ def _read_openmc_output(self):
         # stat_checks = []
         outputs = {}
         # test_path_openmc = os.path.join(self.test_path, "openmc")
-        for folder in os.listdir(self.test_path):
+        for folder in sorted(os.listdir(self.test_path)):
             results_path = os.path.join(self.test_path, folder, "openmc")
             pieces = folder.split("_")
             # Get zaid
diff --git a/tests/sphereoutput_test.py b/tests/sphereoutput_test.py
index a6754a80..b6ebbde4 100644
--- a/tests/sphereoutput_test.py
+++ b/tests/sphereoutput_test.py
@@ -119,8 +119,8 @@ def test_read_openmc_output(self, session_mock: MockUpSession):
         tally_errors = outputs['M10'].tallydata['Error']        
         assert 0.827104 == pytest.approx(tally_values[10])
         assert 0.000227628 == pytest.approx(tally_errors[176])
-        assert 0.10131285308571429 == pytest.approx(errors[0]['Neutron Spectra'])
-        assert 'M10' == results[0]['Zaid']
+        assert 0.10131285308571429 == pytest.approx(errors[1]['Neutron Spectra'])
+        assert 'M10' == results[1]['Zaid']
 
 # Files
 OUTP_SDDR = os.path.join(