diff --git a/share/man/man9/DEVICE_ATTACH.9 b/share/man/man9/DEVICE_ATTACH.9
index f97089161170..6426125b1838 100644
--- a/share/man/man9/DEVICE_ATTACH.9
+++ b/share/man/man9/DEVICE_ATTACH.9
@@ -30,7 +30,7 @@
 .\"
 .Dd June 16, 1998
 .Dt DEVICE_ATTACH 9
-.Os FreeBSD
+.Os
 .Sh NAME
 .Nm DEVICE_ATTACH
 .Nd attach a device
@@ -41,10 +41,11 @@
 .Fn DEVICE_ATTACH "device_t dev"
 .Sh DESCRIPTION
 .Pp
-Attach a device to the system.  The probe method will have been called
-and will have indicated that the device exists.  This routine should
-initialise the hardware and allocate other system resources (such as
-devfs entries).
+Attach a device to the system.
+The probe method will have been called and will have indicated that
+the device exists.
+This routine should initialise the hardware and allocate other
+system resources (such as devfs entries).
 .Sh RETURN VALUES
 Zero is returned on success, otherwise an appropriate error is returned.
 .Sh SEE ALSO