diff --git a/.changeset/document-pos-image-border-radius.md b/.changeset/document-pos-image-border-radius.md
new file mode 100644
index 0000000000..dacac9723f
--- /dev/null
+++ b/.changeset/document-pos-image-border-radius.md
@@ -0,0 +1,5 @@
+---
+'@shopify/ui-extensions': patch
+---
+
+Document the `borderRadius` prop on the POS `s-image` component.
diff --git a/packages/ui-extensions/src/surfaces/point-of-sale/components.d.ts b/packages/ui-extensions/src/surfaces/point-of-sale/components.d.ts
index 3b0afd29bc..915a32f478 100644
--- a/packages/ui-extensions/src/surfaces/point-of-sale/components.d.ts
+++ b/packages/ui-extensions/src/surfaces/point-of-sale/components.d.ts
@@ -4195,6 +4195,25 @@ interface ImageJSXProps extends Pick<ImageProps, 'id' | 'objectFit' | 'alt'> {
    * @see https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img#src
    */
   src?: ImageProps['src'];
+  /**
+   * Border radius for the image corners.
+   *
+   * [1-to-4-value syntax](https://developer.mozilla.org/en-US/docs/Web/CSS/Shorthand_properties#edges_of_a_box) is
+   * supported. Note that, contrary to CSS, it uses flow-relative values and the order is:
+   *
+   * - 4 values: `start-start start-end end-end end-start`
+   * - 3 values: `start-start (start-end & end-start) end-end`
+   * - 2 values: `(start-start & end-end) (start-end & end-start)`
+   *
+   * For example:
+   * - `base` means all corners have `base` radius
+   * - `base none` means start-start and end-end corners are `base`, start-end and end-start corners are `none`
+   * - `base none large` means start-start is `base`, start-end and end-start are `none`, end-end is `large`
+   * - `base none large small` means start-start is `base`, start-end is `none`, end-end is `large`, end-start is `small`
+   *
+   * @default 'none'
+   */
+  borderRadius?: MaybeAllValuesShorthandProperty<BorderRadiusKeyword>;
 }
 declare global {
   interface HTMLElementTagNameMap {
@@ -7116,6 +7135,25 @@ interface Image {
    * @see ://developer.mozilla.org/en-US/docs/Web/HTML/Element/img#alt
    */
   alt?: string;
+  /**
+   * Border radius for the image corners.
+   *
+   * [1-to-4-value syntax](https://developer.mozilla.org/en-US/docs/Web/CSS/Shorthand_properties#edges_of_a_box) is
+   * supported. Note that, contrary to CSS, it uses flow-relative values and the order is:
+   *
+   * - 4 values: `start-start start-end end-end end-start`
+   * - 3 values: `start-start (start-end & end-start) end-end`
+   * - 2 values: `(start-start & end-end) (start-end & end-start)`
+   *
+   * For example:
+   * - `base` means all corners have `base` radius
+   * - `base none` means start-start and end-end corners are `base`, start-end and end-start corners are `none`
+   * - `base none large` means start-start is `base`, start-end and end-start are `none`, end-end is `large`
+   * - `base none large small` means start-start is `base`, start-end is `none`, end-end is `large`, end-start is `small`
+   *
+   * @default 'none'
+   */
+  borderRadius?: MaybeAllValuesShorthandProperty<BorderRadiusKeyword>;
 }
 
 /**
diff --git a/packages/ui-extensions/src/surfaces/point-of-sale/components/Image.d.ts b/packages/ui-extensions/src/surfaces/point-of-sale/components/Image.d.ts
index 46289894c5..5970f66cf5 100644
--- a/packages/ui-extensions/src/surfaces/point-of-sale/components/Image.d.ts
+++ b/packages/ui-extensions/src/surfaces/point-of-sale/components/Image.d.ts
@@ -8,7 +8,13 @@
 /* eslint-disable import-x/namespace */
 // eslint-disable-next-line @typescript-eslint/triple-slash-reference, spaced-comment
 /// <reference lib="DOM" />
-import type {ImageProps, Key, Ref} from './components-shared.d.ts';
+import type {
+  BorderRadiusKeyword,
+  ImageProps,
+  Key,
+  MaybeAllValuesShorthandProperty,
+  Ref,
+} from './components-shared.d.ts';
 
 /** @publicDocs */
 export type ComponentChildren = any;
@@ -60,6 +66,25 @@ export interface ImageJSXProps extends Pick<ImageProps, 'id' | 'objectFit'> {
    * The image source URL (remote URL or local file resource). When loading or no src is provided, a placeholder is rendered. Ensure URLs are properly formatted and properly formatted.
    */
   src?: ImageProps['src'];
+  /**
+   * Border radius for the image corners.
+   *
+   * [1-to-4-value syntax](https://developer.mozilla.org/en-US/docs/Web/CSS/Shorthand_properties#edges_of_a_box) is
+   * supported. Note that, contrary to CSS, it uses flow-relative values and the order is:
+   *
+   * - 4 values: `start-start start-end end-end end-start`
+   * - 3 values: `start-start (start-end & end-start) end-end`
+   * - 2 values: `(start-start & end-end) (start-end & end-start)`
+   *
+   * For example:
+   * - `base` means all corners have `base` radius
+   * - `base none` means start-start and end-end corners are `base`, start-end and end-start corners are `none`
+   * - `base none large` means start-start is `base`, start-end and end-start are `none`, end-end is `large`
+   * - `base none large small` means start-start is `base`, start-end is `none`, end-end is `large`, end-start is `small`
+   *
+   * @default 'none'
+   */
+  borderRadius?: MaybeAllValuesShorthandProperty<BorderRadiusKeyword>;
 }
 declare global {
   interface HTMLElementTagNameMap {