diff --git a/README.md b/README.md
index afcb21f..595cf79 100644
--- a/README.md
+++ b/README.md
@@ -652,6 +652,7 @@ SSH is a door into your server. This is especially true if you are opening ports
 
     # Use kernel sandbox mechanisms where possible in unprivileged processes
     # Systrace on OpenBSD, Seccomp on Linux, seatbelt on MacOSX/Darwin, rlimit elsewhere.
+    # Note: This setting is deprecated in OpenSSH 7.5 (https://www.openssh.com/txt/release-7.5)
     UsePrivilegeSeparation sandbox
 
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