1 files changed, 1 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
index e5ddd31d0c..60bda426a6 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2388,6 +2388,7 @@ 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;