diff --git a/bots/modules/channel_helper.py b/bots/modules/channel_helper.py
index 2115d28..e6ebce8 100644
--- a/bots/modules/channel_helper.py
+++ b/bots/modules/channel_helper.py
@@ -100,6 +100,7 @@ class ChannelHelperBotModuleConfig(TelegramBotModuleConfig):
             im = Image.open(io)
             i.image_hash = imagehash.phash(im)
             if self.queued_items.filter(image_hash=i.image_hash, type='photo').count() > 0:
+                update.message.reply_text('Duplicate')
                 return
         elif hasattr(m, 'sticker') and m.sticker:
             s = m.sticker