diff --git a/app/assets/javascripts/documentable.js.coffee b/app/assets/javascripts/documentable.js.coffee
index 08f8f6dce..d4c838153 100644
--- a/app/assets/javascripts/documentable.js.coffee
+++ b/app/assets/javascripts/documentable.js.coffee
@@ -28,7 +28,7 @@ App.Documentable =
 
       change: (e, data) ->
         $.each data.files, (index, file) ->
-          App.Documentable.setFilename(inputData, file)
+          App.Documentable.setFilename(inputData, file.name)
 
       fail: (e, data) ->
         $(data.cachedAttachmentField).val("")