diff --git a/src/autobioebbing.py b/src/autobioebbing.py
index 6bb51e4..626d907 100644
--- a/src/autobioebbing.py
+++ b/src/autobioebbing.py
@@ -310,8 +310,14 @@ async def eb(client, c, conn, con, d, get_id, my_id, message_q):
         insertion_status = '\n'.join(insertion_status)
         await event.edit(f'{insertion_status}\nreason: {reason}')
 
-    @client.on(events.NewMessage(outgoing=True, pattern=r'\.bioebmass$'))
+    @client.on(events.NewMessage(outgoing=True, pattern=r'\.bioebmass'))
     async def bioeb_mass(event):
+        arg = event.text.split(' ', 1)
+        if len(arg) > 1:
+            try:
+                arg = int(arg[1])
+            except:
+                await event.edit('Argument should be integer from 1 to 10')
         reply = await client.get_messages(event.peer_id, ids=event.reply_to.reply_to_msg_id)
         when = int(datetime.timestamp(event.date))
         t = reply.raw_text
@@ -355,7 +361,10 @@ async def eb(client, c, conn, con, d, get_id, my_id, message_q):
         await event.edit(f'trying eat {bioebbing_len} patients...')
         for patient in bioebbing_ids:
             await asyncio.sleep(random.uniform(1.234, 4.222))
-            await event.respond(f'биоеб {patient}')
+            if arg:
+                await event.respond(f'биоеб {arg} {patient}')
+            else:
+                await event.respond(f'биоеб {patient}')
 
     @client.on(events.NewMessage(outgoing=True, pattern=r'\.biocheck$'))
     async def set_default_check_chat(event):