diff --git a/src/bot.py b/src/bot.py
index c467a5c28..3e537bea4 100755
--- a/src/bot.py
+++ b/src/bot.py
@@ -150,7 +150,7 @@ def processConfigFile(filename):
         reportConfigError(filename, msg)
 
 def main():
-    (optlist, filenames) = getopt.getopt(sys.argv[1:], 'c:')
+    (optlist, filenames) = getopt.getopt(sys.argv[1:], 'Opc:')
     for (option, argument) in optlist:
         if option == '-c':
             myLocals = {}