diff --git a/packages/block-library/src/post-comments-form/block.json b/packages/block-library/src/post-comments-form/block.json
index af893ccb67a08..4b6b333b75cfa 100644
--- a/packages/block-library/src/post-comments-form/block.json
+++ b/packages/block-library/src/post-comments-form/block.json
@@ -56,5 +56,10 @@
 		"wp-block-post-comments-form",
 		"wp-block-buttons",
 		"wp-block-button"
-	]
+	],
+	"example": {
+		"attributes": {
+			"textAlign": "center"
+		}
+	}
 }