client_test.go | 1 -

diff --git a/client_test.go b/client_test.go
index d9751c766abf93af7406ec0ef0e1fb1a10d0b6e6..1ededad24b6ee09a090418462fa67e33d3c87f02 100644
--- a/client_test.go
+++ b/client_test.go
@@ -470,7 +470,6 @@ }
 
 // We read from a piece which is marked completed, but is missing data.
 func TestCompletedPieceWrongSize(t *testing.T) {
-	t.Parallel()
 	cfg := TestingConfig
 	cfg.TorrentDataOpener = func(*metainfo.Info) Data {
 		return badData{}