diff --git a/README.md b/README.md
index ccab537e7..929f2b5d1 100644
--- a/README.md
+++ b/README.md
@@ -121,7 +121,7 @@ which means you can modify it, redistribute it or use it however you like.
                                video (currently youtube only)
     --list-subs                lists all available subtitles for the video
                                (currently youtube only)
-    --sub-format LANG          subtitle format [srt/sbv] (default=srt)
+    --sub-format FORMAT        subtitle format [srt/sbv] (default=srt)
                                (currently youtube only)
     --sub-lang LANG            language of the subtitles to download (optional)
                                use IETF language tags like 'en'
diff --git a/youtube_dl/version.py b/youtube_dl/version.py
index 7c6757efe..dae256757 100644
--- a/youtube_dl/version.py
+++ b/youtube_dl/version.py
@@ -1,2 +1,2 @@
 
-__version__ = '2013.06.21'
+__version__ = '2013.06.23'