diff --git a/components/prompt-kit/markdown.tsx b/components/prompt-kit/markdown.tsx
index 6fda0f3..505329f 100644
--- a/components/prompt-kit/markdown.tsx
+++ b/components/prompt-kit/markdown.tsx
@@ -68,7 +68,7 @@ const MemoizedMarkdownBlock = memo(
     return (
       <ReactMarkdown
         remarkPlugins={[remarkGfm, remarkBreaks]}
-        components={components}
+        components={{ ...INITIAL_COMPONENTS, ...components }}
       >
         {content}
       </ReactMarkdown>