diff --git a/astrbot/core/db/sqlite.py b/astrbot/core/db/sqlite.py
index b915cffee..495c4cbaf 100644
--- a/astrbot/core/db/sqlite.py
+++ b/astrbot/core/db/sqlite.py
@@ -159,6 +159,7 @@ class SQLiteDatabase(BaseDatabase):
                     or_(
                         ConversationV2.title.ilike(f"%{search_query}%"),
                         ConversationV2.content.ilike(f"%{search_query}%"),
+                        ConversationV2.user_id.ilike(f"%{search_query}%"),
                     )
                 )
             if "message_types" in kwargs and len(kwargs["message_types"]) > 0: