diff --git a/doc/help/settings.asciidoc b/doc/help/settings.asciidoc
index 926cdb164..b5766cfb5 100644
--- a/doc/help/settings.asciidoc
+++ b/doc/help/settings.asciidoc
@@ -4260,10 +4260,10 @@ When setting from a string, pass a json-like list, e.g. `["one", "two"]`.
 |Proxy|A proxy URL, or `system`/`none`.
 |QssColor|A color value supporting gradients.
 
-A value can be in one of the following formats: * `#RGB`/`#RRGGBB`/`#RRRGGGBBB`/`#RRRRGGGGBBBB` * An SVG color name as specified in http://www.w3.org/TR/SVG/types.html#ColorKeywords[the W3C specification]. * transparent (no color) * `rgb(r, g, b)` / `rgba(r, g, b, a)` (values 0-255 or percentages) * `hsv(h, s, v)` / `hsva(h, s, v, a)` (values 0-255, hue 0-359) * A gradient as explained in http://doc.qt.io/qt-5/stylesheet-reference.html#list-of-property-types[the Qt documentation] under ``Gradient''
+A value can be in one of the following formats: * `#RGB`/`#RRGGBB`/`#AARRGGBB`/`#RRRGGGBBB`/`#RRRRGGGGBBBB` * An SVG color name as specified in http://www.w3.org/TR/SVG/types.html#ColorKeywords[the W3C specification]. * transparent (no color) * `rgb(r, g, b)` / `rgba(r, g, b, a)` (values 0-255 or percentages) * `hsv(h, s, v)` / `hsva(h, s, v, a)` (values 0-255, hue 0-359) * A gradient as explained in http://doc.qt.io/qt-5/stylesheet-reference.html#list-of-property-types[the Qt documentation] under ``Gradient''
 |QtColor|A color value.
 
-A value can be in one of the following formats: * `#RGB`/`#RRGGBB`/`#RRRGGGBBB`/`#RRRRGGGGBBBB` * An SVG color name as specified in http://www.w3.org/TR/SVG/types.html#ColorKeywords[the W3C specification]. * transparent (no color) * `rgb(r, g, b)` / `rgba(r, g, b, a)` (values 0-255 or percentages) * `hsv(h, s, v)` / `hsva(h, s, v, a)` (values 0-255, hue 0-359)
+A value can be in one of the following formats: * `#RGB`/`#RRGGBB`/`#AARRGGBB`/`#RRRGGGBBB`/`#RRRRGGGGBBBB` * An SVG color name as specified in http://www.w3.org/TR/SVG/types.html#ColorKeywords[the W3C specification]. * transparent (no color) * `rgb(r, g, b)` / `rgba(r, g, b, a)` (values 0-255 or percentages) * `hsv(h, s, v)` / `hsva(h, s, v, a)` (values 0-255, hue 0-359)
 |Regex|A regular expression.
 
 When setting from `config.py`, both a string or a `re.compile(...)` object are valid.