lib/hushed/message.rb in hushed-0.0.8 vs lib/hushed/message.rb in hushed-0.0.9

@@ -40,10 +40,10 @@
       raise(MissingClientError.new("client cannot be missing")) unless @client
       raise(MissingDocumentError.new("document cannot be missing")) unless @document
       {
         ClientId: @client.client_id, BusinessUnit: @client.business_unit,
         DocumentName: @document.filename, DocumentType: @document.type,
-        Warehouse: @document.warehouse, MessageDate: @document.date.utc,
+        Warehouse: @document.warehouse, MessageDate: @document.date.utc.iso8601,
         MessageId: @document.message_id, xmlns: NAMESPACE
       }
     end
   end
 end
\ No newline at end of file