diff --git a/share/man/man9/vfs_suser.9 b/share/man/man9/vfs_suser.9
index 3073afc84829..17a61d6ffec2 100644
--- a/share/man/man9/vfs_suser.9
+++ b/share/man/man9/vfs_suser.9
@@ -36,20 +36,22 @@
 .In sys/systm.h
 .In sys/mount.h
 .Ft int
-.Fn vfs_suser "struct mount *" "struct thread *td"
+.Fn vfs_suser "struct mount *mp" "struct thread *td"
 .Sh DESCRIPTION
 The
 .Fn vfs_suser
-functions check if the credentials given include superuser powers
-for the given mountpoint.  It will check to see if the thread
+function checks if the credentials given include superuser powers
+for the given mountpoint.
+It will check to see if the thread
 passed in has the same credentials as the user that mounted the
-filesystem, if so it returns 0, otherwise it returns what
+file system.
+If so, it returns 0, otherwise it returns what
 .Xr suser 9
 would have returned.
 .Sh RETURN VALUES
 The
 .Fn vfs_suser
-functions return 0 if the user has superuser powers and
+function returns 0 if the user has superuser powers and
 .Er EPERM
 otherwise.
 This is the