diff --git a/src/ocab_modules/ocab_modules/standard/welcome/main.py b/src/ocab_modules/ocab_modules/standard/welcome/main.py
index 258b529..92210b1 100644
--- a/src/ocab_modules/ocab_modules/standard/welcome/main.py
+++ b/src/ocab_modules/ocab_modules/standard/welcome/main.py
@@ -5,6 +5,7 @@ from typing import TYPE_CHECKING
 
 from aiogram import Bot, Router, types
 from aiogram.enums import ChatMemberStatus, ParseMode
+from aiogram.exceptions import TelegramBadRequest
 from aiogram.filters import JOIN_TRANSITION, LEAVE_TRANSITION, ChatMemberUpdatedFilter
 from aiogram.types import ChatMemberUpdated, PollAnswer
 
@@ -43,6 +44,7 @@ class TaskManager:
         for cls in all_tasks:
             type_name = cls.type_name()
             if self.config.get(f"welcome::tasks::{type_name}::enabled"):
+                log(f"Task {cls.type_name()} enabled")
                 self.available_tasks.append(cls)
 
         self.max_attempts = self.config.get("welcome::max_attempts")
@@ -65,6 +67,7 @@ class TaskManager:
 
 
 verification_tasks = MultiKeyDict()
+last_success = {}
 
 if TYPE_CHECKING:
     from ocab_modules.standard.config import IConfig
@@ -117,8 +120,15 @@ async def success_end(task: BaseTask):
 
     await asyncio.sleep(3)
 
+    if task.from_chat_id in last_success:
+        message_id = last_success.pop(task.from_chat_id)
+        try:
+            await task.bot.delete_message(task.from_chat_id, message_id)
+        except TelegramBadRequest:
+            pass
+
     if config.get("welcome::show_success_message"):
-        await task.bot.send_message(
+        message = await task.bot.send_message(
             task.from_chat_id,
             Template(config.get("welcome::success_message")).substitute(
                 mention=user_mention(task.from_user)
@@ -126,6 +136,8 @@ async def success_end(task: BaseTask):
             parse_mode=ParseMode.HTML,
         )
 
+        last_success[task.from_chat_id] = message.message_id
+
 
 async def handle_poll_verification(answer: PollAnswer, bot: Bot):
     key = key_from_poll(answer.poll_id)