diff --git a/_config.yml b/_config.yml
index c29683a..3f54537 100644
--- a/_config.yml
+++ b/_config.yml
@@ -4,7 +4,7 @@ repository: rism-digital/verovio-reference-book
baseurl: ""
exclude: ['scripts']
-verovio-version: "4.1"
+verovio-version: "4.2"
markdown: kramdown
highlighter: rouge
diff --git a/_includes/options/0-base.md b/_includes/options/0-base.md
index a2b79c4..08ea412 100644
--- a/_includes/options/0-base.md
+++ b/_includes/options/0-base.md
@@ -1,5 +1,5 @@
{% row option_row %}{% col 4 %} ∅`-a, --all-pages ` {% endcol %}{% col 8 %} Output all pages {% endcol %}
-{% endrow %}{% row option_row %}{% col 4 %} ∅`-h, --help ` {% endcol %}{% col 8 %} Display this message {% endcol %}
+{% endrow %}{% row option_row %}{% col 4 %} ∅`-h, --help ` {% endcol %}{% col 8 %} Display this message
(default: "") {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"inputFrom": ``-f, --input-from ` {% endcol %}{% col 8 %} Select input format from: "abc", "darms", "humdrum", "mei", "pae", "xml" (musicxml)
(default: "mei")
See also: [Input formats](/toolkit-reference/input-formats.html) {% endcol %}
@@ -7,7 +7,7 @@ See also: [Input formats](/toolkit-reference/input-formats.html) {% endcol %}
See also: [Environment functions](/toolkit-reference/environment-functions.html) {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} ∅`-o, --outfile ` {% endcol %}{% col 8 %} Output file name (use "-" as file name for standard output)
(default: "svg") {% endcol %}
-{% endrow %}{% row option_row %}{% col 4 %} ∅`-t, --output-to ` {% endcol %}{% col 8 %} Select output format to: "mei", "mei-pb", "mei-basic", "svg", "midi", "timemap", "expansionmap", "humdrum" or "pae"
(default: "svg")
+{% endrow %}{% row option_row %}{% col 4 %} ∅`-t, --output-to ` {% endcol %}{% col 8 %} Select output format to: "mei", "mei-pb", "mei-facs", "mei-basic", "svg", "midi", "timemap", "expansionmap", "humdrum" or "pae"
(default: "svg")
See also: [Output formats](/toolkit-reference/output-formats.html) {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} ∅`-p, --page ` {% endcol %}{% col 8 %} Select the page to engrave (default is 1) {% endcol %}
diff --git a/_includes/options/1-general.md b/_includes/options/1-general.md
index 6373391..9978b60 100644
--- a/_includes/options/1-general.md
+++ b/_includes/options/1-general.md
@@ -46,6 +46,7 @@ See also: [Controlling the SVG output](/advanced-topics/controlling-the-svg-outp
{% endrow %}{% row option_row %}{% col 4 %} `"scaleToPageSize": ``--scale-to-page-size ` {% endcol %}{% col 8 %} Scale the content within the page instead of scaling the page itself
See also: [Scaling](/advanced-topics/controlling-the-svg-output.html#scaling) {% endcol %}
+{% endrow %}{% row option_row %}{% col 4 %} `"setLocale": ``--set-locale ` {% endcol %}{% col 8 %} Changes the global locale to C (this is not thread-safe) {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"showRuntime": ``--show-runtime ` {% endcol %}{% col 8 %} Display the total runtime on command-line {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"shrinkToFit": ``--shrink-to-fit ` {% endcol %}{% col 8 %} Scale down page content to fit the page height if needed {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"smuflTextFont": ``--smufl-text-font ` {% endcol %}{% col 8 %} Specify if the smufl text font is embedded, linked, or ignored
(default: "embedded"; other values: ['embedded', 'linked', 'none'])
diff --git a/_includes/options/2-generalLayout.md b/_includes/options/2-generalLayout.md
index c9240ea..1eb18e8 100644
--- a/_includes/options/2-generalLayout.md
+++ b/_includes/options/2-generalLayout.md
@@ -16,6 +16,9 @@
{% endrow %}{% row option_row %}{% col 4 %} `"font": ``--font ` {% endcol %}{% col 8 %} Set the music font
(default: "Leipzig")
See also: [SMuFL fonts](/advanced-topics/smufl.html) {% endcol %}
+{% endrow %}{% row option_row %}{% col 4 %} `"fontAddCustom": *``--font-add-custom *` {% endcol %}{% col 8 %} Add a custom music font as zip file {% endcol %}
+{% endrow %}{% row option_row %}{% col 4 %} `"fontFallback": ``--font-fallback ` {% endcol %}{% col 8 %} The music font fallback for missing glyphs
(default: "Leipzig"; other values: ['Leipzig', 'Bravura']) {% endcol %}
+{% endrow %}{% row option_row %}{% col 4 %} `"fontLoadAll": ``--font-load-all ` {% endcol %}{% col 8 %} Load all music fonts {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"graceFactor": ``--grace-factor ` {% endcol %}{% col 8 %} The grace size ratio numerator
(default: 0.75; min: 0.5; max: 1.0) {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"graceRhythmAlign": ``--grace-rhythm-align ` {% endcol %}{% col 8 %} Align grace notes rhythmically with all staves {% endcol %}
{% endrow %}{% row option_row %}{% col 4 %} `"graceRightAlign": ``--grace-right-align ` {% endcol %}{% col 8 %} Align the right position of a grace group with all staves {% endcol %}