diff -r 48c4eec2b7e6 -r 8c2e4d02f4ef wp/wp-includes/blocks/post-comments-form/block.json
--- a/wp/wp-includes/blocks/post-comments-form/block.json	Fri Sep 05 18:40:08 2025 +0200
+++ b/wp/wp-includes/blocks/post-comments-form/block.json	Fri Sep 05 18:52:52 2025 +0200
@@ -37,6 +37,18 @@
 			"__experimentalDefaultControls": {
 				"fontSize": true
 			}
+		},
+		"__experimentalBorder": {
+			"radius": true,
+			"color": true,
+			"width": true,
+			"style": true,
+			"__experimentalDefaultControls": {
+				"radius": true,
+				"color": true,
+				"width": true,
+				"style": true
+			}
 		}
 	},
 	"editorStyle": "wp-block-post-comments-form-editor",
@@ -44,5 +56,10 @@
 		"wp-block-post-comments-form",
 		"wp-block-buttons",
 		"wp-block-button"
-	]
+	],
+	"example": {
+		"attributes": {
+			"textAlign": "center"
+		}
+	}
 }