treat as scss.

autoload/zencoding.vim

@@ -232,7 +232,6 @@ function! zencoding#getFileType()
   if type == 'xslt' | let type = 'xsl' | endif
   if type == 'htmldjango' | let type = 'html' | endif
   if type == 'html.django_template' | let type = 'html' | endif
-  if type == 'scss' | let type = 'css' | endif
   if len(type) == 0 && len(globpath(&rtp, 'autoload/zencoding/lang/'.&ft.'.vim'))
     let type = &ft
   endif
@@ -1099,6 +1098,9 @@ let s:zen_settings = {
 \    'sass': {
 \        'extends': 'css',
 \    },
+\    'scss': {
+\        'extends': 'css',
+\    },
 \    'html': {
 \        'snippets': {
 \            'cc:ie6': "<!--[if lte IE 6]>\n\t${child}|\n<![endif]-->",