diff --git a/dr.botzo.py b/dr.botzo.py
index 1c498da..77fec59 100644
--- a/dr.botzo.py
+++ b/dr.botzo.py
@@ -76,10 +76,15 @@ class DrBotIRC(irclib.IRC):
          self.connections.append(c)
          return c
 
+# check argv
+if len(sys.argv) != 2:
+    sys.exit("Needs one argument, the config filename")
+
 # read config file
 
 config = ConfigParser({'debug': 'false'})
-config.read([os.path.expanduser('~/.dr.botzo.cfg'), 'dr.botzo.cfg'])
+#config.read([os.path.expanduser('~/.dr.botzo.cfg'), 'dr.botzo.cfg'])
+config.read(os.path.expanduser(sys.argv[1]))
 
 # load necessary options
 try: