manually applying fix for #207 to production branch
manually applying fix for #207 to production branch

pyconjp/pyconjp-website,pyconjp/pyconjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,osmfj/sotmjp-website,Diwahars/pycon,PyCon/pycon,PyCon/pycon,Diwahars/pycon,njl/pycon,smellman/sotmjp-website,PyCon/pycon,pyconjp/pyconjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,PyCon/pycon,Diwahars/pycon,pyconjp/pyconjp-website,osmfj/sotmjp-website,Diwahars/pycon,njl/pycon,njl/pycon,njl/pycon,smellman/sotmjp-website