diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt
index b349d57..9dae594 100644
--- a/Documentation/filesystems/btrfs.txt
+++ b/Documentation/filesystems/btrfs.txt
@@ -87,7 +87,7 @@
 
   device=<devicepath>
 	Specify a device during mount so that ioctls on the control device
-	can be avoided.  Especialy useful when trying to mount a multi-device
+	can be avoided.  Especially useful when trying to mount a multi-device
 	setup as root.  May be specified multiple times for multiple devices.
 
   discard