diff --git a/youtube-dl b/youtube-dl
index 4f767cf37..2cddafcf5 100755
--- a/youtube-dl
+++ b/youtube-dl
@@ -958,7 +958,7 @@ if __name__ == '__main__':
 		# Parse command line
 		parser = optparse.OptionParser(
 				usage='Usage: %prog [options] url...',
-				version='2009.04.06',
+				version='INTERNAL',
 				conflict_handler='resolve',
 				)
 		parser.add_option('-h', '--help',