diff --git a/docs/src/docPages/guide/extend-extensions.md b/docs/src/docPages/guide/extend-extensions.md
index 05a39aef3..8f350bcc4 100644
--- a/docs/src/docPages/guide/extend-extensions.md
+++ b/docs/src/docPages/guide/extend-extensions.md
@@ -143,7 +143,7 @@ const CustomParagraph = Paragraph.extend({
         // … and customize the HTML rendering.
         renderHTML: attributes => {
           return {
-            'data-color': atttributes.color,
+            'data-color': attributes.color,
             style: `color: ${attributes.color}`,
           }
         },