diff --git a/lib/compile.js b/lib/compile.js
index 7abf87b5e..ceb04e673 100644
--- a/lib/compile.js
+++ b/lib/compile.js
@@ -498,7 +498,7 @@ function extHtml(content, callback, file) {
       m = '<!--' + analyseComment($8) + $9;
     } else if ($10) {
       var quote = $10[0];
-      m = 'style=' + quote + map.inlineStyle.wrap($10.substring(1, $10.length - 1), 'inline-style') + quote;
+      m = 'style=' + quote + map.inlineStyle.wrap($10.substring(1, $10.length - 1)) + quote;
     }
     return m;
   };
@@ -1026,7 +1026,10 @@ function postStandard(file, context) {
             break;
 
           case 'inlineStyle':
-            ret = partial('inline-style-placeholder {' + value + '}', file, extra);
+            ret = partial('inline-style-placeholder {' + value + '}', file, {
+              ext: 'css',
+              xLang: ':inline-style'
+            });
             ret = ret.replace(/inline-style-placeholder\s?\{([\s\S]*)\}/, '$1');
             break;
 
@@ -1126,7 +1129,7 @@ function partial(content, host, info) {
     var ext = info.ext || host.ext;
     ext[0] === '.' && (ext = ext.substring(1));
     info.ext = '.' + ext;
-    info.xLang = ':' + ext;
+    info.xLang = info.xLang || (':' + ext);
 
     var f = fis.file(host.realpath, info);
     f.cache = host.cache;