--- a/js-packages/tests/eth/util/playgrounds/unique.dev.ts
+++ b/js-packages/tests/eth/util/playgrounds/unique.dev.ts
@@ -460,7 +460,7 @@
 
   fromCollectionId(collectionId: number): string {
     if(collectionId >= 0xffffffff || collectionId < 0) throw new Error('collectionId overflow');
-    return (web3 as any).utils.toChecksumAddress(`0x17c4e6453cc49aaaaeaca894e6d9683e${collectionId.toString(16).padStart(8, '0')}`);
+    return web3.default.utils.toChecksumAddress(`0x17c4e6453cc49aaaaeaca894e6d9683e${collectionId.toString(16).padStart(8, '0')}`);
   }
 
   extractTokenId(address: string): { collectionId: number, tokenId: number } {