diff --git a/app/services/whatsapp/incoming_message_service.rb b/app/services/whatsapp/incoming_message_service.rb
index 78d7ae28d..1a750b41a 100644
--- a/app/services/whatsapp/incoming_message_service.rb
+++ b/app/services/whatsapp/incoming_message_service.rb
@@ -73,7 +73,7 @@ class Whatsapp::IncomingMessageService
     return :audio if %w[audio voice].include?(file_type)
     return :video if ['video'].include?(file_type)
 
-    'document'
+    :file
   end
 
   def attach_files