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-rw-r--r--youtube_dl/PostProcessor.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/youtube_dl/PostProcessor.py b/youtube_dl/PostProcessor.py
index f2e2aa1fa..d14fe71a2 100644
--- a/youtube_dl/PostProcessor.py
+++ b/youtube_dl/PostProcessor.py
@@ -73,7 +73,7 @@ class FFmpegExtractAudioPP(PostProcessor):
def detect_executables():
def executable(exe):
try:
- subprocess.check_output([exe, '-version'])
+ subprocess.Popen([exe, '-version'], stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
except OSError:
return False
return exe