diff --git a/library/HTMLPurifier/ConfigSchema/schema/Filter.ExtractStyleBlocks.PreserveCSS.txt b/htdocs/vendor/ezyang/htmlpurifier/library/HTMLPurifier/ConfigSchema/schema/Filter.ExtractStyleBlocks.PreserveCSS.txt
new file mode 100644
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+++ b/library/HTMLPurifier/ConfigSchema/schema/Filter.ExtractStyleBlocks.PreserveCSS.txt
@@ -0,0 +1,10 @@
+Filter.ExtractStyleBlocks.PreserveCSS
+TYPE: bool
+VERSION: 3.1.0
+DEFAULT: false
+EXTERNAL: CSSTidy
+--DESCRIPTION--
+<p>
+  If it turns on, HTML Purifier will attempt to preserve CSS comments.
+</p>
+--# vim: et sw=4 sts=4
\ No newline at end of file