diff --git a/server/web3sign/controllers/nftunlock.js b/server/web3sign/controllers/nftunlock.js
index 5cdf5f6..86ae08d 100644
--- a/server/web3sign/controllers/nftunlock.js
+++ b/server/web3sign/controllers/nftunlock.js
@@ -46,7 +46,7 @@ async function nftUnlock(session) {
         session.rspErr(101, 'nft_address param error2');
         return;
       }
-      if (!(toAddress == heroAddress || toAddress == normalHeroAddress)) {
+      if (!(nftAddress == heroAddress || nftAddress == normalHeroAddress)) {
         session.rspErr(500, 'nft_address is not hero or normalhero address');
         return;
       }