diff --git a/src/contracts/tokens/NFT.ts b/src/contracts/tokens/NFT.ts
index e926eaf2..4cc19f25 100644
--- a/src/contracts/tokens/NFT.ts
+++ b/src/contracts/tokens/NFT.ts
@@ -15,7 +15,6 @@ import { Config, ConfigHelper } from '../../config'
 
 export class Nft {
   public factory721Address: string
-  public factory721Abi: AbiItem | AbiItem[]
   public nftAbi: AbiItem | AbiItem[]
   public web3: Web3
   public startBlock: number