diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index 29031774..de4f6ea6 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -153,7 +153,11 @@ class BlockChainController extends BaseAuthedController {
                     return;
                 }
             }
-            $this->internalActivate721Nft($tokenId, Nft::HERO_TYPE, $heroDb['hero_uniid'], $heroDb['hero_id']);
+            $this->internalActivate721Nft($tokenId,
+                                          Nft::HERO_TYPE,
+                                          $heroDb['hero_uniid'],
+                                          $heroDb['hero_id'],
+                                          true);
         }
         break;
         default:
@@ -188,7 +192,7 @@ class BlockChainController extends BaseAuthedController {
 
     }
 
-    private function internalActivate721Nft($tokenId, $tokenType, $itemUniId, $itemId)
+    private function internalActivate721Nft($tokenId, $tokenType, $itemUniId, $itemId, $isMint)
     {
         $params = array(
             'c' => 'BcService',
@@ -200,6 +204,7 @@ class BlockChainController extends BaseAuthedController {
             'token_type' => $tokenType,
             'item_uniid' => $itemUniId,
             'item_id' => $itemId,
+            'is_mint' => $isMint,
             'net_id' => NET_ID
         );
         {