diff --git a/src/display/window_download_chunks_seen.cc b/src/display/window_download_chunks_seen.cc
index 88c74c7a..1ee75629 100644
--- a/src/display/window_download_chunks_seen.cc
+++ b/src/display/window_download_chunks_seen.cc
@@ -57,7 +57,8 @@ WindowDownloadChunksSeen::redraw() {
   const torrent::TransferList* transfers = m_download->download()->transfer_list();
   std::vector<torrent::BlockList*> transferChunks(transfers->begin(), transfers->end());
 
-  std::sort(transferChunks.begin(), transferChunks.end());
+  std::sort(transferChunks.begin(), transferChunks.end(),
+            [](const auto& left, const auto& right) { return left->index() < right->index(); });
 
   std::vector<torrent::BlockList*>::const_iterator itrTransfer = transferChunks.begin();