diff --git a/core/main.py b/core/main.py
index 4ff39b3..51f8759 100644
--- a/core/main.py
+++ b/core/main.py
@@ -111,7 +111,8 @@ def dispatch(input, kind, func, args, autohelp=False):
         if input == None:
             return
 
-    if autohelp and args.get('autohelp', True) and not input.inp:
+    if autohelp and args.get('autohelp', True) and not input.inp \
+      and func.__doc__ is not None:
         input.reply(func.__doc__)
         return