diff --git a/doc/zencoding.txt b/doc/zencoding.txt
index eefeef7..ebf9ae8 100644
--- a/doc/zencoding.txt
+++ b/doc/zencoding.txt
@@ -64,7 +64,7 @@ Read more about current Zen Coding syntax
 
 Abbreviation engine has a modular structure which allows you to expand
 abbreviations into different languages. Zen Coding currently supports CSS,
-HTML, XML/XSL and HAML languages via filters.
+HTML, XML/XSL and HAML, Slim languages via filters.
 
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 INSTALL                                                      *zencoding-install*