diff --git a/server/web3sign/controllers/claim_box.js b/server/web3sign/controllers/claim_box.js
index f9c89a3..0d21657 100644
--- a/server/web3sign/controllers/claim_box.js
+++ b/server/web3sign/controllers/claim_box.js
@@ -18,13 +18,13 @@ async function claim(session) {
       }
     }
     {
-      if (!bcutils.isValidAddress(account)) {
+      if (!bc.isValidAddress(account)) {
         session.rspErr(500, 'account error');
         return;
       }
     }
 
-    const nftAddress = bc.getNftAddress(bcutils.CLAIM_BOX_TYPE);
+    const nftAddress = bc.getNftAddress(bcconst.BC_NFT_CLAIM_BOX);
 
     const transModel = session.createModel('Transaction');
     const usedTokenIdModel = session.createModel('UsedTokenId');