diff --git a/biliup/__init__.py b/biliup/__init__.py
index cc40c13..a9bc09d 100644
--- a/biliup/__init__.py
+++ b/biliup/__init__.py
@@ -2,7 +2,7 @@ import logging
 import platform
 import sys
 
-__version__ = "0.4.90"
+__version__ = "0.4.91"
 
 LOG_CONF = {
     'version': 1,
diff --git a/biliup/engine/download.py b/biliup/engine/download.py
index 2b46ebf..6337d5d 100644
--- a/biliup/engine/download.py
+++ b/biliup/engine/download.py
@@ -221,13 +221,15 @@ class DownloadBase(ABC):
                 streamlink_cmd = [
                     'streamlink',
                     '--stream-segment-threads', '3',
-                    '--hls-playlist-reload-attempts', '1',
-                    '--http-header',
-                    ';'.join([f'{key}={value}' for key, value in self.fake_headers.items()]),
+                    '--hls-playlist-reload-attempts', '1'
+                ]
+                for key, value in self.fake_headers.items():
+                    streamlink_cmd.extend(['--http-header', f'{key}={value}'])
+                streamlink_cmd.extend([
                     self.raw_stream_url,
                     'best',
                     '-O'
-                ]
+                ])
                 streamlink_proc = subprocess.Popen(streamlink_cmd, stdout=subprocess.PIPE)
                 input_uri = 'pipe:0'
             else: