diff --git a/users-guide/features.xml b/users-guide/features.xml
index 069947f..0b3fe67 100644
--- a/users-guide/features.xml
+++ b/users-guide/features.xml
@@ -473,7 +473,7 @@
       </indexterm>When local block devices such as hard drives or RAID
       logical disks have write caching enabled, writes to these
       devices are considered <quote>completed</quote> as early as they
-      have reached reached the volatile cache. Controller
+      have reached the volatile cache. Controller
       manufacturers typically refer to this as
       <phrase>write-back</phrase> mode, the opposite being
       <phrase>write-through</phrase>. If a power outage occurs on a