diff --git a/app/modules/misskey_preview.py b/app/modules/misskey_preview.py
index 4e08db8..8894889 100644
--- a/app/modules/misskey_preview.py
+++ b/app/modules/misskey_preview.py
@@ -19,8 +19,11 @@ class MisskeyPreviewModule(niobot.Module):
     async def on_message(self, room: niobot.MatrixRoom, event: niobot.RoomMessage):
         supported_prefixes = self.bot.cfg.get("misskey_preview", {})
         supported_prefixes = supported_prefixes.get("urls", ["https://fedi.transgender.ing"])
+        ignore = self.bot.cfg.get("misskey_preview", {}).get("ignore", [])
         if not isinstance(event, niobot.RoomMessageText):
             return
+        if event.sender in ignore or room.room_id in ignore:
+            return
 
         sent = []
         async with httpx.AsyncClient(