diff --git a/database/migrations/028_mensagens_media_filename.sql b/database/migrations/028_mensagens_media_filename.sql
new file mode 100644
index 0000000..38e883b
--- /dev/null
+++ b/database/migrations/028_mensagens_media_filename.sql
@@ -0,0 +1,5 @@
+-- Migration 028: Nome do arquivo de mídia nas mensagens
+-- Permite exibir o nome original do arquivo (ex: relatorio.pdf) na interface.
+
+ALTER TABLE mensagens
+  ADD COLUMN IF NOT EXISTS media_filename VARCHAR(512);