diff --git a/man2/move_pages.2 b/man2/move_pages.2
index dc3892a..390d23c 100644
--- a/man2/move_pages.2
+++ b/man2/move_pages.2
@@ -47,9 +47,10 @@ indicate constraints on the pages to be moved.
 is the ID of the process in which pages are to be moved.
 To move pages in another process,
 the caller must be privileged
-.RB ( CAP_SYS_NICE )
-or the real or effective user ID of the calling process must match the
-real or saved-set user ID of the target process.
+.RB ( CAP_SYS_PTRACE )
+or otherwise have the permission to use
+.BR ptrace (2)
+on the target process.
 If
 .I pid
 is 0, then