diff --git a/collections-js/src/contract.ts b/collections-js/src/contract.ts
index 3ee4ec2..d30c21c 100644
--- a/collections-js/src/contract.ts
+++ b/collections-js/src/contract.ts
@@ -1,5 +1,5 @@
 // Find all our documentation at https://docs.near.org
-import { NearBindgen, call, view, near, LookupSet, UnorderedSet, UnorderedMap, Vector, initialize, LookupMap } from "near-sdk-js";
+import { NearBindgen, call, view, near, LookupSet, UnorderedSet, UnorderedMap, Vector, LookupMap } from "near-sdk-js";
 
 @NearBindgen({})
 class Storage {
@@ -136,7 +136,6 @@ class Storage {
     return this.unordered_map.toArray().slice(from_index, limit);
   }
 
-
   // Nested
   @call({})
   insert_nested({ key, value }: { key: string, value: number }) {