diff --git a/src/validation.cpp b/src/validation.cpp
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3439,12 +3439,12 @@
  * For context-dependent calls, see ContextualCheckBlockHeader.
  */
 static bool CheckBlockHeader(
-    const Config &config, const CBlockHeader &block, CValidationState &state,
+    const Consensus::Params &params, const CBlockHeader &block,
+    CValidationState &state,
     BlockValidationOptions validationOptions = BlockValidationOptions()) {
     // Check proof of work matches claimed amount
     if (validationOptions.shouldValidatePoW() &&
-        !CheckProofOfWork(block.GetHash(), block.nBits,
-                          config.GetChainParams().GetConsensus())) {
+        !CheckProofOfWork(block.GetHash(), block.nBits, params)) {
         return state.DoS(50, false, REJECT_INVALID, "high-hash", false,
                          "proof of work failed");
     }
@@ -3462,7 +3462,8 @@
 
     // Check that the header is valid (particularly PoW).  This is mostly
     // redundant with the call in AcceptBlockHeader.
-    if (!CheckBlockHeader(config, block, state, validationOptions)) {
+    if (!CheckBlockHeader(config.GetChainParams().GetConsensus(), block, state,
+                          validationOptions)) {
         return false;
     }
 
@@ -3791,7 +3792,7 @@
             return true;
         }
 
-        if (!CheckBlockHeader(config, block, state)) {
+        if (!CheckBlockHeader(chainparams.GetConsensus(), block, state)) {
             return error("%s: Consensus::CheckBlockHeader: %s, %s", __func__,
                          hash.ToString(), FormatStateMessage(state));
         }