1 files changed, 2 insertions, 2 deletions
diff --git a/src/new_fields/List.ts b/src/new_fields/List.ts
index 0c7b77fa5..e9101158b 100644
--- a/src/new_fields/List.ts
+++ b/src/new_fields/List.ts
@@ -270,8 +270,8 @@ class ListImpl<T extends Field> extends ObjectField {
     }
 
     [Copy]() {
-        let copiedData = this[Self].__fields.map(f => f instanceof ObjectField ? f[Copy]() : f);
-        let deepCopy = new ListImpl<T>(copiedData as any);
+        const copiedData = this[Self].__fields.map(f => f instanceof ObjectField ? f[Copy]() : f);
+        const deepCopy = new ListImpl<T>(copiedData as any);
         return deepCopy;
     }