diff --git a/syncplay/players/mplayer.py b/syncplay/players/mplayer.py
index f0b0404..5e85b67 100755
--- a/syncplay/players/mplayer.py
+++ b/syncplay/players/mplayer.py
@@ -324,9 +324,9 @@ class MplayerPlayer(BasePlayer):
             if 'TERM' in env:
                 del env['TERM']
             if filePath:
-                self.__process = subprocess.Popen(call, stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.STDOUT, cwd=self.__getCwd(filePath, env), env=env)
+                self.__process = subprocess.Popen(call, stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.STDOUT, cwd=self.__getCwd(filePath, env), env=env, bufsize=0)
             else:
-                self.__process = subprocess.Popen(call, stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.STDOUT, env=env)
+                self.__process = subprocess.Popen(call, stdout=subprocess.PIPE, stdin=subprocess.PIPE, stderr=subprocess.STDOUT, env=env, bufsize=0)
             threading.Thread.__init__(self, name="MPlayer Listener")
 
 
diff --git a/syncplay/players/mpv.py b/syncplay/players/mpv.py
index dbe01e9..26da661 100755
--- a/syncplay/players/mpv.py
+++ b/syncplay/players/mpv.py
@@ -267,7 +267,7 @@ class NewMpvPlayer(OldMpvPlayer):
         self.mpvErrorCheck(line)
 
         if "<chat>" in line:
-            line = line.decode("utf-8").replace(constants.MPV_INPUT_BACKSLASH_SUBSTITUTE_CHARACTER, "\\").encode("utf-8")
+            line = line.replace(constants.MPV_INPUT_BACKSLASH_SUBSTITUTE_CHARACTER, "\\")
             self._listener.sendChat(line[6:-7])
 
         if "<get_syncplayintf_options>" in line: