1 files changed, 3 insertions, 5 deletions
diff --git a/src/main.cpp b/src/main.cpp
index e73942d7e0..841cc1952f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2162,16 +2162,14 @@ bool ActivateBestChain(CValidationState &state) {
             uint256 hashNewTip = pindexNewTip->GetBlockHash();
             // Relay inventory, but don't relay old inventory during initial block download.
             int nBlockEstimate = Checkpoints::GetTotalBlocksEstimate();
+            {
             LOCK(cs_vNodes);
             BOOST_FOREACH(CNode* pnode, vNodes)
                 if (chainActive.Height() > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : nBlockEstimate))
                     pnode->PushInventory(CInv(MSG_BLOCK, hashNewTip));
-
-            std::string strCmd = GetArg("-blocknotify", "");
-            if (!strCmd.empty()) {
-                boost::replace_all(strCmd, "%s", hashNewTip.GetHex());
-                boost::thread t(runCommand, strCmd); // thread runs free
             }
+
+            uiInterface.NotifyBlockTip(hashNewTip);
         }
     } while(pindexMostWork != chainActive.Tip());