peerconn.go | 2 +-

diff --git a/peerconn.go b/peerconn.go
index 03749e0ef21ccbb782ed55a6b72561774c84874b..6851d1d602b62b887449121e570529826006f728 100644
--- a/peerconn.go
+++ b/peerconn.go
@@ -1107,7 +1107,7 @@ 			if len(msg.Piece) == int(t.chunkSize) {
 				t.chunkPool.Put(&msg.Piece)
 			}
 			if err != nil {
-				err = fmt.Errorf("receiving chunk: %s", err)
+				err = fmt.Errorf("receiving chunk: %w", err)
 			}
 		case pp.Cancel:
 			req := newRequestFromMessage(&msg)