diff --git a/src/App.tsx b/src/App.tsx
index 4c5ba2b..fd98b47 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -42,7 +42,8 @@ const defaults: Record<BlockType, Record<string, unknown>> = {
       { label: 'Name', key: 'name' },
       { label: 'Value', key: 'value' }
     ]
-  }
+  },
+  spacer: { height: 24 }
 }
 
 const blockLabels: Record<BlockType, string> = {