diff --git a/lib/legacy/class.js b/lib/legacy/class.js
index 6c4fcc7f..49a551c3 100644
--- a/lib/legacy/class.js
+++ b/lib/legacy/class.js
@@ -40,8 +40,6 @@ const excludeOnBehaviors = Object.assign({
   observers: true,
 }, excludeOnInfo);
 
-
-
 function copyProperties(source, target, excludeProps) {
   for (let p in source) {
     // NOTE: cannot copy `excludeProps` methods onto prototype at least because