diff --git a/src/wp-content/themes/twentytwentytwo/style.css b/src/wp-content/themes/twentytwentytwo/style.css
index f611fad6c1..c07b0d95f3 100644
--- a/src/wp-content/themes/twentytwentytwo/style.css
+++ b/src/wp-content/themes/twentytwentytwo/style.css
@@ -146,3 +146,16 @@ body > .is-root-container > .wp-block-template-part > .wp-block-cover,
 	padding-left: var(--wp--custom--spacing--outer);
 }
 
+/*
+ * Improves spacing for the legacy Post Comments block.
+ * https://core.trac.wordpress.org/ticket/57560
+ */
+
+.wp-block-post-comments ol.commentlist ul.children {
+	margin-top: 1rem;
+	margin-bottom: 1rem;
+}
+
+.wp-block-post-comments ol.commentlist ul.children li:not(:last-child) {
+	margin-bottom: 1rem;
+}