diff --git a/myproposal.h b/myproposal.h
index 5312e60..83fd62d 100644
--- a/myproposal.h
+++ b/myproposal.h
@@ -33,7 +33,8 @@
 	"diffie-hellman-group-exchange-sha256," \
 	"diffie-hellman-group16-sha512," \
 	"diffie-hellman-group18-sha512," \
-	"diffie-hellman-group14-sha256"
+	"diffie-hellman-group14-sha256," \
+	"diffie-hellman-group14-sha1"
 
 #define KEX_CLIENT_KEX KEX_SERVER_KEX
 
diff --git a/ssh_config.5 b/ssh_config.5
index d5888f2..100563e 100644
--- a/ssh_config.5
+++ b/ssh_config.5
@@ -1170,7 +1170,8 @@ ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,
 diffie-hellman-group-exchange-sha256,
 diffie-hellman-group16-sha512,
 diffie-hellman-group18-sha512,
-diffie-hellman-group14-sha256
+diffie-hellman-group14-sha256,
+diffie-hellman-group14-sha1
 .Ed
 .Pp
 The list of available key exchange algorithms may also be obtained using
diff --git a/sshd_config.5 b/sshd_config.5
index 0f5fe53..97364f5 100644
--- a/sshd_config.5
+++ b/sshd_config.5
@@ -986,7 +986,7 @@ curve25519-sha256,curve25519-sha256@libssh.org,
 ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,
 diffie-hellman-group-exchange-sha256,
 diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,
-diffie-hellman-group14-sha256
+diffie-hellman-group14-sha256,diffie-hellman-group14-sha1
 .Ed
 .Pp
 The list of available key exchange algorithms may also be obtained using