diff --git a/src/validation.cpp b/src/validation.cpp
index 675997e322d00..225e90ebc0d53 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2953,11 +2953,12 @@ bool ContextualCheckBlockHeader(const CBlockHeader& block, CValidationState& sta
         return state.DoS(0, error("%s : forked chain older than last checkpoint (height %d)", __func__, nHeight));
 
     // Reject outdated version blocks
-    if((block.nVersion < 3 && nHeight >= 1) ||
+    if ((block.nVersion < 3 && nHeight >= 1) ||
         (block.nVersion < 4 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_ZC)) ||
         (block.nVersion < 5 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_BIP65)) ||
         (block.nVersion < 6 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_V3_4)) ||
-        (block.nVersion < 7 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_V4_0)))
+        (block.nVersion < 7 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_V4_0)) ||
+        (block.nVersion < 8 && consensus.NetworkUpgradeActive(nHeight, Consensus::UPGRADE_V5_0)))
     {
         std::string stringErr = strprintf("rejected block version %d at height %d", block.nVersion, nHeight);
         return state.Invalid(false, REJECT_OBSOLETE, "bad-version", stringErr);