diff --git a/packages/frontend/src/pages/room.add-object-dialog.vue b/packages/frontend/src/pages/room.add-object-dialog.vue
index 89e782b51e..51a9fc9776 100644
--- a/packages/frontend/src/pages/room.add-object-dialog.vue
+++ b/packages/frontend/src/pages/room.add-object-dialog.vue
@@ -163,7 +163,7 @@ async function cancel() {
 
 .catalogItemThumbnail {
 	width: 100%;
-	height: auto;
+	aspect-ratio: 1;
 }
 
 .catalogItemName {