diff --git a/plugins/core_ctcp.py b/plugins/core_ctcp.py
index 7312adf..523a4e4 100755
--- a/plugins/core_ctcp.py
+++ b/plugins/core_ctcp.py
@@ -4,15 +4,15 @@ from util import hook
 
 # CTCP responses
 @hook.regex(r'^\x01VERSION\x01$')
-def ctcp_version(notice=None):
+def ctcp_version(inp, notice=None):
     notice('\x01VERSION: CloudBot - http://git.io/cloudbotirc')
 
 
 @hook.regex(r'^\x01PING\x01$')
-def ctcp_ping(notice=None):
+def ctcp_ping(inp, notice=None):
     notice('\x01PING: PONG')
 
 
 @hook.regex(r'^\x01TIME\x01$')
-def ctcp_time(notice=None):
+def ctcp_time(inp, notice=None):
     notice('\x01TIME: The time is: %s' % time.strftime("%r", time.localtime()))