diff --git a/templates/books_for_series.html b/templates/books_for_series.html
index c5f0690..f0f7038 100644
--- a/templates/books_for_series.html
+++ b/templates/books_for_series.html
@@ -21,6 +21,9 @@
 	<script src="https://cdn.datatables.net/1.10.22/js/dataTables.bootstrap4.min.js"></script>
 	<script>
 	$(document).ready(function() { 
-		$('#book_table').DataTable( { "paging": false, "searching": false, "info": false, "order": [[1, 'asc']] } );
-	} );
+		$('#book_table').DataTable( { 
+			"paging": false, "searching": false, "info": false, 
+			"order": [[1, 'asc']], 
+			"columnDefs": [ { "type": "num", "targets": 1 } ] } );
+		} );
 	</script>