diff --git a/supported-files/sshd_config b/supported-files/sshd_config
index 5857ed6..4fc397a 100644
--- a/supported-files/sshd_config
+++ b/supported-files/sshd_config
@@ -24,8 +24,12 @@ HostKey /etc/ssh/ssh_host_ecdsa_key
 HostKey /etc/ssh/ssh_host_ed25519_key
 
 # Lifetime and size of ephemeral version 1 server key
-KeyRegenerationInterval 3600
-ServerKeyBits 768
+#
+# Note:
+#    Deprecated option KeyRegenerationInterval
+#    Deprecated option ServerKeyBits
+#KeyRegenerationInterval 3600
+#ServerKeyBits 768
 
 # Specifies the maximum number of concurrent unauthenticated connections
 # to the SSH daemon. See sshd_config(5) for specifiing the three colon 
@@ -77,7 +81,11 @@ StrictModes yes
 # Specifies whether pure RSA authentication is allowed. This option 
 # applies to protocol version 1 only.
 # The default is “yes”.
-RSAAuthentication yes
+#
+# Note:
+#    Deprecated option RSAAuthentication
+#
+#RSAAuthentication yes
 
 # Specifies whether public key authentication is allowed. Note that this 
 # option applies to protocol version 2 only.
@@ -115,7 +123,11 @@ ChallengeResponseAuthentication no
 # Don't read the user's ~/.rhosts and ~/.shosts files
 IgnoreRhosts yes
 # For this to work you will also need host keys in /etc/ssh_known_hosts
-RhostsRSAAuthentication no
+#
+# Note:
+#    Deprecated option RhostsRSAAuthentication
+#
+#RhostsRSAAuthentication no
 # similar for protocol version 2
 HostbasedAuthentication no