torrent.go | 3 +++

diff --git a/torrent.go b/torrent.go
index 688ca3f80d8a5a241eb59b3a0efc583da1e9b59f..078dca22945e55c6e97116ee02f192d3cf702659 100644
--- a/torrent.go
+++ b/torrent.go
@@ -2169,6 +2169,9 @@ 			t.cl.banPeerIP(peer.AsSlice())
 			log.Printf("smart banned %v for piece %v", peer, index)
 		}
 		t.dropBannedPeers()
+		for ri := t.pieceRequestIndexOffset(index); ri < t.pieceRequestIndexOffset(index+1); ri++ {
+			t.smartBanCache.ForgetBlock(ri)
+		}
 	}
 	p.hashing = false
 	t.pieceHashed(index, correct, copyErr)