diff --git a/Documentation/device-mapper/thin-provisioning.txt b/Documentation/device-mapper/thin-provisioning.txt
index 801d9d1cf82b..1ff044d87ca4 100644
--- a/Documentation/device-mapper/thin-provisioning.txt
+++ b/Documentation/device-mapper/thin-provisioning.txt
@@ -1,7 +1,7 @@
 Introduction
 ============
 
-This document descibes a collection of device-mapper targets that
+This document describes a collection of device-mapper targets that
 between them implement thin-provisioning and snapshots.
 
 The main highlight of this implementation, compared to the previous