diff --git a/src/main.cpp b/src/main.cpp
index b68c6affae..c1137c9b1f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2877,6 +2877,8 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams,
     CBlockIndex *pindexMostWork = NULL;
     do {
         boost::this_thread::interruption_point();
+        if (ShutdownRequested())
+            break;
 
         CBlockIndex *pindexNewTip = NULL;
         const CBlockIndex *pindexFork;