csrf error

May 21 08:19:53 grailed app/web.1:  Processing by ListingsController#update as HTML 
May 21 08:19:53 grailed app/web.1:  Started PUT "/listings/7066-pointer-pointer-chukka-boots" for 98.230.44.241 at 2014-05-21 15:19:53 +0000 
May 21 08:19:53 grailed app/web.1:    Parameters: {"utf8"=>"✓", "authenticity_token"=>"PcdjpThIOOCdJJnCAovT9oyI8vc/qpyu9XT957qXsoQ=", "listing"=>{"user_id"=>"1240", "string_of_urls"=>"", "category"=>"footwear", "designer"=>"Pointer", "title"=>"Pointer chukka boots", "color"=>"", "size"=>"12", "price"=>"10", "buynow"=>"0", "shipcost"=>"", "shipto"=>"", "makeoffer"=>"1", "paypal_id"=>"[email protected]", "description"=>"This is a pair of Pointer brand chukka boots. They're made in Portugal and originally cost $100. \r\n\r\nWorst damage is on the sole and midsole although the suede has some stains that could be cleaned. The rubber sole and midsole have signs of wear and could be cleaned. The insole also has some markings from wear. \r\n\r\nNo int. shipping \r\nThanks ", "photos_attributes"=>{"0"=>{"_destroy"=>"0", "id"=>"30957"}, "1"=>{"_destroy"=>"0", "id"=>"30958"}}}, "id"=>"7066-pointer-pointer-chukka-boots"} 
May 21 08:19:53 grailed app/web.1:  WARNING: Can't verify CSRF token authenticity