diff --git a/man7/unix.7 b/man7/unix.7
index 7e6495692..82715f975 100644
--- a/man7/unix.7
+++ b/man7/unix.7
@@ -232,7 +232,7 @@ connecting to a stream socket object requires write permission on that socket;
 sending a datagram to a datagram socket likewise
 requires write permission on that socket.
 POSIX does not make any statement about the effect of the permissions
-on a socket file, and on many systems (e.g., several BSD derivatives),
+on a socket file, and on some systems (e.g., older BSDs),
 the socket permissions are ignored.
 Portable programs should not rely on
 this feature for security.