diff --git a/src/ZGoBackend.hs b/src/ZGoBackend.hs
index 16f3298..887dfff 100644
--- a/src/ZGoBackend.hs
+++ b/src/ZGoBackend.hs
@@ -1861,7 +1861,7 @@ scanTxNative pipe db nodeUser nodePwd = do
           nodeUser
           nodePwd
           "getrawtransaction"
-          [Data.Aeson.String txid]
+          [Data.Aeson.String txid, Number $ SC.scientific 1 0]
       let content = getResponseBody txInfo :: RpcResponse RawTxResponse
       if isNothing (err content)
         then return $ result content