diff --git a/lib/use-list.js b/lib/use-list.js
index 96dbed2d..cc9248f0 100644
--- a/lib/use-list.js
+++ b/lib/use-list.js
@@ -29,6 +29,7 @@ const _getGroupRowClasses = (folded) =>
 					<input
 						class="checkbox"
 						type="checkbox"
+						part="checkbox"
 						.checked=${selected}
 						.dataItem=${item}
 						@input=${onCheckboxChange}
@@ -157,7 +158,7 @@ export const useList = ({
 					item: e.currentTarget.dataItem,
 					index: e.currentTarget.dataIndex,
 				},
-			})
+			}),
 		);
 	}, []);
 
@@ -169,7 +170,7 @@ export const useList = ({
 	const { groupOnColumn } = sortAndGroupOptions,
 		onItemChange = useCallback(
 			(column, item) => (value) => _onItemChange(host, column, item, value),
-			[]
+			[],
 		);
 
 	return {
@@ -201,7 +202,7 @@ export const useList = ({
 				dataIsValid,
 				groupOnColumn,
 				onItemChange,
-			]
+			],
 		),
 		renderGroup: useMemo(
 			() =>
@@ -210,7 +211,7 @@ export const useList = ({
 					dataIsValid,
 					groupOnColumn,
 				}),
-			[onCheckboxChange, dataIsValid, groupOnColumn]
+			[onCheckboxChange, dataIsValid, groupOnColumn],
 		),
 	};
 };