diff --git a/tests/data_minimal_case/compounds_properties.xlsx b/tests/data_minimal_case/compounds_properties.xlsx
index 0304844..6f6edd3 100644
Binary files a/tests/data_minimal_case/compounds_properties.xlsx and b/tests/data_minimal_case/compounds_properties.xlsx differ
diff --git a/tests/test_minimal_case.py b/tests/test_minimal_case.py
index a2f91ff..7d043e5 100644
--- a/tests/test_minimal_case.py
+++ b/tests/test_minimal_case.py
@@ -154,7 +154,11 @@ def test_files_param_reports(gcms, checked_files_param_reports, parameter):
     to_check = gcms.create_files_param_report(param=parameter)
     checked_report = checked_files_param_reports[parameter]
     assert_frame_equal(
-        to_check, checked_report, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check.sort_index(),
+        checked_report.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )
 
 
@@ -179,7 +183,11 @@ def test_files_param_aggrreps(gcms, checked_files_param_aggrreps, parameter):
     to_check = gcms.create_files_param_aggrrep(param=parameter)
     checked_report = checked_files_param_aggrreps[parameter]
     assert_frame_equal(
-        to_check, checked_report, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check.sort_index(),
+        checked_report.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )
 
 
@@ -207,10 +215,18 @@ def test_samples_param_reports(
     checked_report = checked_samples_param_reports[parameter]
     checked_report_std = checked_samples_param_reports_std[parameter]
     assert_frame_equal(
-        to_check, checked_report, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check.sort_index(),
+        checked_report.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )
     assert_frame_equal(
-        to_check_std, checked_report_std, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check_std.sort_index(),
+        checked_report_std.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )
 
 
@@ -238,10 +254,18 @@ def test_samples_param_aggrreps(
     checked_report = checked_samples_param_aggrreps[parameter]
     checked_report_std = checked_samples_param_aggrreps_std[parameter]
     assert_frame_equal(
-        to_check, checked_report, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check.sort_index(),
+        checked_report.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )
     assert_frame_equal(
-        to_check_std, checked_report_std, check_exact=False, atol=1e-5, rtol=1e-5
+        to_check_std.sort_index(),
+        checked_report_std.sort_index(),
+        check_exact=False,
+        atol=1e-5,
+        rtol=1e-5,
     )