diff --git a/packages/db-ui-elements-stencil/src/components/db-icon/readme.md b/packages/db-ui-elements-stencil/src/components/db-icon/readme.md
index 2051c2de0c..917a9563bc 100644
--- a/packages/db-ui-elements-stencil/src/components/db-icon/readme.md
+++ b/packages/db-ui-elements-stencil/src/components/db-icon/readme.md
@@ -12,6 +12,13 @@
 | `icon` _(required)_ | `icon`    | The icon attribute specifies the icon to use.                  | `string`                                                                                                                                                                                 | `undefined` |
 | `variant`           | `variant` | The variant attribute specifies the style and size of an icon. | `"16-filled" \| "16-outline" \| "20-filled" \| "20-outline" \| "24-filled" \| "24-outline" \| "32-filled" \| "32-outline" \| "48-filled" \| "48-outline" \| "64-filled" \| "64-outline"` | `undefined` |
 
+## CSS Custom Properties
+
+| Property                  | Description                                               |
+| ------------------------- | --------------------------------------------------------- |
+| `--icon-font-size-before` | Overwrite `font-size` by the icon set before the contents |
+| `--icon-font-size-after`  | Overwrite `font-size` by the icon set after the contents  |
+
 
 ## Dependencies