diff --git a/setup.py b/setup.py
--- a/setup.py
+++ b/setup.py
@@ -61,7 +61,7 @@
     files_spec = [
         ('etc/bash_completion.d', ['youtube-dl.bash-completion']),
         ('etc/fish/completions', ['youtube-dl.fish']),
-        ('share/doc/youtube_dl', ['README.txt']),
+        ('share/doc/youtube-dl', ['README.txt']),
         ('share/man/man1', ['youtube-dl.1'])
     ]
     root = os.path.dirname(os.path.abspath(__file__))

.