diff --git a/mps_youtube/players/mpv.py b/mps_youtube/players/mpv.py
index f0f04dc4..a30174f2 100644
--- a/mps_youtube/players/mpv.py
+++ b/mps_youtube/players/mpv.py
@@ -130,7 +130,7 @@ def launch_player(self, cmd):
                 g.mprisctl.send(('mpv-fifo', self.fifopath))
 
             self.p = subprocess.Popen(cmd, shell=False, stderr=subprocess.PIPE,
-                                      bufsize=1)
+                                      bufsize=0)
 
         self._player_status(self.songdata + "; ", self.song.length)
         returncode = self.p.wait()