1 files changed, 1 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
index a664bf2de7..c9869d04f9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2399,6 +2399,7 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
     // Start enforcing WITNESS rules using versionbits logic.
     if (IsWitnessEnabled(pindex->pprev, chainparams.GetConsensus())) {
         flags |= SCRIPT_VERIFY_WITNESS;
+        flags |= SCRIPT_VERIFY_NULLDUMMY;
     }
 
     int64_t nTime2 = GetTimeMicros(); nTimeForks += nTime2 - nTime1;