diff --git a/back/lib/ssl_peer_add b/back/lib/ssl_peer_add
index b067100..c83cb21 100755
--- a/back/lib/ssl_peer_add
+++ b/back/lib/ssl_peer_add
@@ -61,7 +61,7 @@ fi
 # Generate config
 san="
 [SAN]
-subjectAltNames = DNS:${hostname}.${username}.${TLD},DNS:*.${hostname}.${username}.${TLD}"
+subjectAltName = DNS:${hostname}.${username}.${TLD},DNS:*.${hostname}.${username}.${TLD}"
 [ "${ipstring}" != "" ] && san="${san},${ipstring}"
 if ! printf '%s\n' "${san}" | sudo cat '/etc/ssl/openssl.cnf' /dev/stdin \
 | sudo tee "${SSL_CONFIG_DIR}/${username}/${hostname}.cnf"; then