diff --git a/site/_docs/collections.md b/site/_docs/collections.md
index 624e576b..9f7c6be5 100644
--- a/site/_docs/collections.md
+++ b/site/_docs/collections.md
@@ -336,7 +336,7 @@ file, each document has the following attributes:
 Attributes from the YAML front matter can be accessed as data anywhere in the 
 site. Using the above example for configuring a collection as `site.albums`,
 one might have front matter in an individual file structured as follows (which
-must use a supported markup format, and cannot cannot be saved with a `.yaml`
+must use a supported markup format, and cannot be saved with a `.yaml`
 extension):
 
 {% highlight yaml %}