diff --git a/src/main.cpp b/src/main.cpp
index 14f70cdf5..27d8a4a17 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2867,6 +2867,8 @@ 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;