diff --git a/filterer/README.MD b/filterer/README.md
similarity index 98%
rename from filterer/README.MD
rename to filterer/README.md
index 0c03e21a9..9ac49d6f8 100644
--- a/filterer/README.MD
+++ b/filterer/README.md
@@ -1,4 +1,4 @@
---- # this is so called 'Yaml Front Matter', read up on it here: http://jekyllrb.com/docs/frontmatter/
+---
 layout: pattern
 title: Filterer
 folder: filterer