diff --git a/tests/yaml_samples/int_bom_kicost_sel_dist_1_xlsx.kibot.yaml b/tests/yaml_samples/int_bom_kicost_sel_dist_1_xlsx.kibot.yaml
index 823f2d17..0ed7fc34 100644
--- a/tests/yaml_samples/int_bom_kicost_sel_dist_1_xlsx.kibot.yaml
+++ b/tests/yaml_samples/int_bom_kicost_sel_dist_1_xlsx.kibot.yaml
@@ -10,6 +10,7 @@ outputs:
     options:
       use_alt: true
       number: 50
+      group_fields: ['Part', 'Part Lib', 'Value', 'Footprint', 'Footprint Lib']
       columns:
         - References
         - Part
diff --git a/tests/yaml_samples/int_bom_kicost_simple_xlsx.kibot.yaml b/tests/yaml_samples/int_bom_kicost_simple_xlsx.kibot.yaml
index a8f9dd7c..d523a6eb 100644
--- a/tests/yaml_samples/int_bom_kicost_simple_xlsx.kibot.yaml
+++ b/tests/yaml_samples/int_bom_kicost_simple_xlsx.kibot.yaml
@@ -10,6 +10,7 @@ outputs:
     options:
       use_alt: true
       number: 50
+      group_fields: ['Part', 'Part Lib', 'Value', 'Footprint', 'Footprint Lib']
       columns:
         - References
         - Part