diff --git a/src/lib/components/blocks/MarkdownBlock.svelte b/src/lib/components/blocks/MarkdownBlock.svelte
index 2980fc0..246c96b 100644
--- a/src/lib/components/blocks/MarkdownBlock.svelte
+++ b/src/lib/components/blocks/MarkdownBlock.svelte
@@ -25,7 +25,7 @@
 <div
   class={layoutClasses}
   data-block="Markdown" data-block-type="markdown"
-  data-markdown-id={block.name}
+  data-markdown-id={block._slug}
   data-block-slug={block._slug}
 >
   <div class="markdown max-w-none {alignClass} {className}">