diff --git a/src/miner.h b/src/miner.h
--- a/src/miner.h
+++ b/src/miner.h
@@ -217,7 +217,6 @@
 void IncrementExtraNonce(const Config &config, CBlock *pblock,
                          const CBlockIndex *pindexPrev,
                          unsigned int &nExtraNonce);
-int64_t UpdateTime(CBlockHeader *pblock,
-                   const Consensus::Params &consensusParams,
+int64_t UpdateTime(CBlockHeader *pblock, const Config &config,
                    const CBlockIndex *pindexPrev);
 #endif // BITCOIN_MINER_H
diff --git a/src/miner.cpp b/src/miner.cpp
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -59,8 +59,7 @@
     }
 };
 
-int64_t UpdateTime(CBlockHeader *pblock,
-                   const Consensus::Params &consensusParams,
+int64_t UpdateTime(CBlockHeader *pblock, const Config &config,
                    const CBlockIndex *pindexPrev) {
     int64_t nOldTime = pblock->nTime;
     int64_t nNewTime =
@@ -70,6 +69,9 @@
         pblock->nTime = nNewTime;
     }
 
+    const Consensus::Params &consensusParams =
+        config.GetChainParams().GetConsensus();
+
     // Updating time can change work required on testnet:
     if (consensusParams.fPowAllowMinDifficultyBlocks) {
         pblock->nBits =
@@ -209,7 +211,7 @@
 
     // Fill in header.
     pblock->hashPrevBlock = pindexPrev->GetBlockHash();
-    UpdateTime(pblock, chainparams.GetConsensus(), pindexPrev);
+    UpdateTime(pblock, *config, pindexPrev);
     pblock->nBits =
         GetNextWorkRequired(pindexPrev, pblock, chainparams.GetConsensus());
     pblock->nNonce = 0;
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -673,7 +673,7 @@
     const Consensus::Params &consensusParams = Params().GetConsensus();
 
     // Update nTime
-    UpdateTime(pblock, consensusParams, pindexPrev);
+    UpdateTime(pblock, config, pindexPrev);
     pblock->nNonce = 0;
 
     UniValue aCaps(UniValue::VARR);