diff --git a/handlers.py b/handlers.py
index 710d052..37f97d0 100644
--- a/handlers.py
+++ b/handlers.py
@@ -144,17 +144,24 @@ async def delete_links(message):
 
 @bot.on_message()
 async def welcome(message):
+    if message.new_chat_members:
+        for member in message.new_chat_members:
 
-    if not message.new_chat_members:
-        return
+            if member.is_bot:
+                continue
 
-    for member in message.new_chat_members:
-
-        if member.is_bot:
-            continue
-
-        await message.reply(
-            f"👋 سلام {member.first_name} عزیز\n"
-            f"به گروه {message.chat.title} خوش آمدید.\n"
-            "لطفاً قوانین گروه را رعایت کنید."
-        )
\ No newline at end of file
+            await message.reply(
+                f"👋 سلام {member.first_name} عزیز\n"
+                f"به گروه {message.chat.title} خوش آمدید.\n"
+                "لطفاً قوانین گروه را رعایت کنید."
+            )
+    if message.forward_origin:
+        try:
+            await message.delete()
+            logger.info(
+                f"Advertisement deleted | "
+                f"chat={message.chat.id} "
+                f"user={message.author.id}"
+            )
+        except Exception as e:
+            logger.error(e)
\ No newline at end of file