lib/para/importer/base.rb in para-0.7.1 vs lib/para/importer/base.rb in para-0.7.2

@@ -5,9 +5,10 @@
 
       attr_reader :file, :sheet
 
       def perform(file, options = {})
         @file = file
+        options.reverse_merge!(extension: file.attachment_ext)
         @sheet = Roo::Spreadsheet.open(file.attachment_path, options)
 
         ActiveRecord::Base.transaction do
           (2..(sheet.last_row)).each do |index|
             begin