1 files changed, 5 insertions, 2 deletions
diff --git a/src/zmq/zmqnotificationinterface.cpp b/src/zmq/zmqnotificationinterface.cpp
index 376e7dec59..a0196fe184 100644
--- a/src/zmq/zmqnotificationinterface.cpp
+++ b/src/zmq/zmqnotificationinterface.cpp
@@ -124,12 +124,15 @@ void CZMQNotificationInterface::Shutdown()
     }
 }
 
-void CZMQNotificationInterface::UpdatedBlockTip(const CBlockIndex *pindex)
+void CZMQNotificationInterface::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload)
 {
+    if (fInitialDownload || pindexNew == pindexFork) // In IBD or blocks were disconnected without any new ones
+        return;
+
     for (std::list<CZMQAbstractNotifier*>::iterator i = notifiers.begin(); i!=notifiers.end(); )
     {
         CZMQAbstractNotifier *notifier = *i;
-        if (notifier->NotifyBlock(pindex))
+        if (notifier->NotifyBlock(pindexNew))
         {
             i++;
         }