Update as follows: [[ "${CONFIG_mysql_dump_usessl}" = "yes" ]] && { opt=( "${opt[@]}" '--ssl-mode=REQUIRED' ) mysql_opt=( "${mysql_opt[@]}" '--ssl-mode=REQUIRED' ) opt_fullschema=( "${opt_fullschema[@]}" '--ssl-mode=REQUIRED' ) opt_dbstatus=( "${opt_dbstatus[@]}" '--ssl-mode=REQUIRED' ) }