diff --git a/peer.go b/peer.go
index 3d140608b5400d6d7d421da5cd96c941f441e727..60f2de71144b0fc38093a6f14829800c8c11b744 100644
--- a/peer.go
+++ b/peer.go
@@ -450,9 +450,11 @@ func (p *Peer) HandleInbound() {
 					//ethutil.Config.Log.Debugf("[PEER] Could not find a similar block")
 					// If no blocks are found we send back a reply with msg not in chain
 					// and the last hash from get chain
-					lastHash := msg.Data.Get(l - 1)
-					//log.Printf("Sending not in chain with hash %x\n", lastHash.AsRaw())
-					p.QueueMessage(ethwire.NewMessage(ethwire.MsgNotInChainTy, []interface{}{lastHash.Raw()}))
+					if l > 0 {
+						lastHash := msg.Data.Get(l - 1)
+						//log.Printf("Sending not in chain with hash %x\n", lastHash.AsRaw())
+						p.QueueMessage(ethwire.NewMessage(ethwire.MsgNotInChainTy, []interface{}{lastHash.Raw()}))
+					}
 				}
 			case ethwire.MsgNotInChainTy:
 				ethutil.Config.Log.Debugf("Not in chain: %x\n", msg.Data.Get(0).Bytes())