diff --git a/docs/reference-guides/core-blocks/README.md b/docs/reference-guides/core-blocks/README.md
index 52978a755815d8..0a5cb8803892d2 100644
--- a/docs/reference-guides/core-blocks/README.md
+++ b/docs/reference-guides/core-blocks/README.md
@@ -421,7 +421,7 @@ Display a list of your most recent comments.
 
 -	**Name:** [core/latest-comments](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-widgets/core-block-latest-comments/)
 -	**Category:** [widgets](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-widgets/)
--	**Supports:** align, anchor, color (background, gradients, link, text), interactivity (clientNavigation), shadow, spacing (margin, padding), typography (fontSize, lineHeight), ~~html~~
+-	**Supports:** align, anchor, background (backgroundImage, backgroundSize, gradient), color (background, gradients, link, text), interactivity (clientNavigation), shadow, spacing (margin, padding), typography (fontSize, lineHeight), ~~html~~
 -	**Attributes:** commentsToShow, displayAvatar, displayContent, displayDate
 
 ## Latest Posts
diff --git a/packages/block-library/src/latest-comments/README.md b/packages/block-library/src/latest-comments/README.md
index 7b54704b8bb2d7..22fc5fbacabdee 100644
--- a/packages/block-library/src/latest-comments/README.md
+++ b/packages/block-library/src/latest-comments/README.md
@@ -26,6 +26,10 @@ _Defined via the [`supports`](https://developer.wordpress.org/block-editor/refer
 
 - [`anchor`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#anchor): `true`
 - [`align`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#align): `true`
+- [`background`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#background):
+  - `backgroundImage`: `true`
+  - `backgroundSize`: `true`
+  - `gradient`: `true`
 - [`color`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color):
   - [`gradients`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color-gradients): `true`
   - [`link`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color-link): `true`
diff --git a/packages/block-library/src/latest-comments/block.json b/packages/block-library/src/latest-comments/block.json
index 283f475043fa8d..0fcaf713b42197 100644
--- a/packages/block-library/src/latest-comments/block.json
+++ b/packages/block-library/src/latest-comments/block.json
@@ -31,6 +31,15 @@
 	"supports": {
 		"anchor": true,
 		"align": true,
+		"background": {
+			"backgroundImage": true,
+			"backgroundSize": true,
+			"gradient": true,
+			"__experimentalDefaultControls": {
+				"backgroundImage": true,
+				"gradient": true
+			}
+		},
 		"color": {
 			"gradients": true,
 			"link": true,