diff --git a/2-structure/09_family_tree.html b/2-structure/09_family_tree.html
index 2b82001..e2b1ef8 100644
--- a/2-structure/09_family_tree.html
+++ b/2-structure/09_family_tree.html
@@ -11,11 +11,11 @@ <h1>The Simpsons</h1>
     <p>🏡 Hometown: Springfield, IL</p>
     <ul>
       <li>Homer & Marge Simpson</li>
-      <ul>
-        <li>Bart Simpson</li>
-        <li>Lisa Simpson</li>
-        <li>Maggie Simpson</li>
-      </ul>
+        <ul>
+          <li>Bart Simpson</li>
+          <li>Lisa Simpson</li>
+          <li>Maggie Simpson</li>
+        </ul>
       <li>Patty Bouvier (Twin)</li>
       <li>Selma Bouvier (Twin)</li>
     </ul>