--- a/lib/kipling/commands/snapshot_command.rb
+++ b/lib/kipling/commands/snapshot_command.rb
@@ -24,8 +24,8 @@ module Kipling
         cards = points[1]
         card_view = CardView.new(cards, :attribute => @attribute, :sum => @sum)
         renderer_class = {'ascii' => Renderer::Snapshot::Ascii, 'html' => Renderer::Snapshot::Html}[@format]
-        renderer = renderer_class.new(card_view)
-        renderer.render(STDOUT)
+        renderer = renderer_class.new
+        renderer.render(card_view, STDOUT)
       end
     end
   end

--- a/lib/kipling/renderer/snapshot/ascii.rb
+++ b/lib/kipling/renderer/snapshot/ascii.rb
@@ -4,21 +4,17 @@ module Kipling
   module Renderer
     module Snapshot
       class Ascii
-        def initialize(card_view)
-          @card_view = card_view
-        end
-
-        def render(io=nil)
+        def render(card_view, io=nil)
           if io.nil?
             s = ""
             io = StringIO.new(s)
           end
-          widths = @card_view.widths
+          widths = card_view.widths
           template = "|" + widths.map{|width| " %-#{width}s "}.join("|") + "|"
           delimiter = "+" + widths.map{|width| "-" * (width + 2)}.join("+") + "+"
 
           io.puts delimiter
-          (@card_view.headers + @card_view.rows).each do |row|
+          (card_view.headers + card_view.rows).each do |row|
             names = row.map{|card| card.nil? ? '' : card.to_s}
             io.puts template % names
             io.puts delimiter

--- a/lib/kipling/renderer/snapshot/html.rb
+++ b/lib/kipling/renderer/snapshot/html.rb
@@ -4,11 +4,7 @@ module Kipling
   module Renderer
     module Snapshot
       class Html
-        def initialize(card_view)
-          @card_view = card_view
-        end
-
-        def render(io=nil)
+        def render(card_view, io=nil)
           engine = Haml::Engine.new <<-HAML
 %table
   - headers.each do |row|
@@ -20,7 +16,7 @@ module Kipling
       - row.each do |cell|
         %td= cell
 HAML
-          html = engine.render(@card_view)
+          html = engine.render(card_view)
           io.write(html) unless io.nil?
           html
         end