diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 49d62f5bb..6692b0337 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -140,7 +140,7 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_SEGWIT].nTimeout = 1517356801; // January 31st, 2018
 
         // The best chain should have at least this much work.
-        consensus.nMinimumChainWork  = uint256S("0x00000000000000000000000000000000000000000000000000000000000FF000");
+        consensus.nMinimumChainWork  = uint256S("0x00000000000000000000000000000000000000000000000000000044cb53ac55");
 
         // By default assume that the signatures in ancestors of this block are valid.
         consensus.defaultAssumeValid = uint256S("0x00");
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index b2cff2875..6014495ca 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -133,7 +133,7 @@ UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool tx
     result.push_back(Pair("tx", txs));
     result.push_back(Pair("time", block.GetBlockTime()));
     result.push_back(Pair("mediantime", (int64_t)blockindex->GetMedianTimePast()));
-    result.push_back(Pair("nonce", (uint64_t)block.nNonce));
+    result.push_back(Pair("nonce", (uint64_t)block.cnHeader.nonce));
     result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
     result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
     result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));