disable sidefeed on account page

add_filter( 'theme_mod_jnews_sidefeed_enable', 'j_disable_sidefeed_on_account_page' );

function j_disable_sidefeed_on_account_page( $enable ) {
    global $wp;

    if ( isset( $wp->query_vars['account'] ) ) {
        return false;
    }

    return $enable;
}