diff --git a/tests/test_pds4_create_xml_index_blackbox.py b/tests/test_pds4_create_xml_index_blackbox.py
index f661920..9aa03df 100644
--- a/tests/test_pds4_create_xml_index_blackbox.py
+++ b/tests/test_pds4_create_xml_index_blackbox.py
@@ -562,9 +562,9 @@ def compare_files(path_to_file, golden_file):
             ]
         ),
 
-        # Executable command: pds4_create_xml_index ../test_files/labels "tester_label_2.xml" --limit-xpaths-file ../test_files/samples/element_5.txt --simplify-xpaths --dont-number-unique-tags --output-headers-file dont_number_unique_tags_1.txt
+        # Executable command: pds4_create_xml_index ../test_files/labels "tester_label_2.xml" --limit-xpaths-file ../test_files/samples/element_5.txt --simplify-xpaths --dont-number-unique-tags --output-headers-file dont_number_unique_tags_1.txt --sort-by 'pds:logical_identifier'
         # Compare result to golden copy:
-        # test_files/expected/simplify_xpaths_success_1.txt
+        # test_files/expected/dont_number_unique_tags_success_1.txt
         (
             str(EXPECTED_DIR / 'dont_number_unique_tags_success_1.txt'),
             None, 'dont_number_unique_tags_1.txt',
@@ -580,9 +580,9 @@ def compare_files(path_to_file, golden_file):
             ]
         ),
 
-        # Executable command: pds4_create_xml_index ../test_files/labels "tester_label_2.xml" --limit-xpaths-file ../test_files/samples/element_2.txt --dont-number-unique-tags --output-headers-file dont_number_unique_tags_2.txt
+        # Executable command: pds4_create_xml_index ../test_files/labels "tester_label_2.xml" --limit-xpaths-file ../test_files/samples/element_2.txt --dont-number-unique-tags --output-headers-file dont_number_unique_tags_2.txt --sort-by 'pds:Product_Observational/pds:Observation_Area/pds:Discipline_Area/geom:Geometry/geom:SPICE_Kernel_Files/geom:SPICE_Kernel_Identification<1>/geom:spice_kernel_file_name'
         # Compare result to golden copy:
-        # test_files/expected/simplify_xpaths_success_2.txt
+        # test_files/expected/dont_number_unique_tags_success_2.txt
         (
             str(EXPECTED_DIR / 'dont_number_unique_tags_success_2.txt'),
             None, 'dont_number_unique_tags_2.txt',