diff --git a/src/wp-content/themes/twentytwentythree/theme.json b/src/wp-content/themes/twentytwentythree/theme.json
index ba78a4a50f5..d4788f07aca 100644
--- a/src/wp-content/themes/twentytwentythree/theme.json
+++ b/src/wp-content/themes/twentytwentythree/theme.json
@@ -539,7 +539,9 @@
 			},
 			"core/quote": {
 				"border": {
-					"width": "1px"
+				  "width": "0 0 0 1px",
+				  "style": "solid",
+				  "color": "initial"
 				},
 				"elements": {
 					"cite": {