diff --git a/content/1.md b/content/1.md
index 4a8e0dd..f6215a1 100644
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@@ -10,6 +10,6 @@ It is a common technique to provide **resiliency** and **availability** to a set
 
 The simplest type of RAID is a 'mirror', which does just what it sounds like: keeps two (or more) copies of data on two (or more) different disks. If one disk fails, the second copy is still available and no data loss has occurred.
 
-There also exist more advanced modes, the most common of which is called RAID-5, and consists of 3 or more disks with data stripped (written sequentially) across the disks.
+There also exist more advanced modes, the most common of which is called RAID-5, and consists of 3 or more disks with data stripped (written sequentially), along with parity information, across the disks.
 
 The [Wikipedia page for RAID](http://en.wikipedia.org/wiki/RAID) provides some helpful information about the history and bennefits of the various RAID implementations.