diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 06dc0ded2..28c987fb1 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -3682,7 +3682,7 @@ UniValue z_anonsetblockdelta(const UniValue& params, bool fHelp, const CPubKey&
     if (nHeight < 0 || nHeight > chainActive.Height()) {
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range");
     }
-    strHash = chainActive[nHeight]->GetBlockHash().GetHex();
+    auto strHash = chainActive[nHeight]->GetBlockHash().GetHex();
     uint256 hash(uint256S(strHash));
 
     if (mapBlockIndex.count(hash) == 0)
@@ -3729,9 +3729,9 @@ UniValue z_anonsettxdelta(const UniValue& params, bool fHelp, const CPubKey& myp
     uint256 txid;
     txid.SetHex(params[0].get_str());
 
-    if (!pwalletMain->mapWallet.count(hash))
+    if (!pwalletMain->mapWallet.count(txid))
         throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid or non-wallet transaction id!");
-    const CWalletTx& wtx = pwalletMain->mapWallet[hash];
+    const CWalletTx& wtx = pwalletMain->mapWallet[txid];
 
     // delta = shielded outputs - shielded inputs
     int delta = wtx.vShieldedSpend.size() - wtx.vShieldedOutput.size();