diff --git a/config/config.sample.php b/config/config.sample.php
index da3de23d25202..0c94c796eac21 100644
--- a/config/config.sample.php
+++ b/config/config.sample.php
@@ -2417,12 +2417,9 @@
 	 *
 	 * Refer to the documentation for more details.
 	 *
-	 * MySQL requires specific settings for longer indexes (> 767 bytes), which are
-	 * necessary for 4-byte character support::
+	 * For supported MySQL and MariaDB versions, enable file-per-table tablespaces::
 	 *
 	 *     [mysqld]
-	 *     innodb_large_prefix=ON
-	 *     innodb_file_format=Barracuda
 	 *     innodb_file_per_table=ON
 	 *
 	 * Tables will be created with:
@@ -2431,11 +2428,7 @@
 	 *  * row_format:    ``dynamic``
 	 *
 	 * See:
-	 *  * https://dev.mysql.com/doc/refman/5.7/en/charset-unicode-utf8mb4.html
-	 *  * https://dev.mysql.com/doc/refman/5.7/en/innodb-parameters.html#sysvar_innodb_large_prefix
-	 *  * https://mariadb.com/kb/en/mariadb/xtradbinnodb-server-system-variables/#innodb_large_prefix
-	 *  * http://www.tocker.ca/2013/10/31/benchmarking-innodb-page-compression-performance.html
-	 *  * http://mechanics.flite.com/blog/2014/07/29/using-innodb-large-prefix-to-avoid-error-1071/
+	 *  * https://docs.nextcloud.com/server/latest/admin_manual/configuration_database/mysql_4byte_support.html
 	 */
 	'mysql.utf8mb4' => false,