diff --git a/index.html b/index.html
index b9bee62..78dc1c8 100644
--- a/index.html
+++ b/index.html
@@ -18,9 +18,9 @@ <h1>Book By A Cover</h1>
 <p>This CSS project recreates book covers using HMTL and CSS.</p>
 
 <ul>
-  <li><a href="./how_to_cake_it.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/master/screenshots/ss_howtocakeit.png"/></a></li>
-  <li><a href="./the_outsiders_50.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/master/screenshots/ss_theoutsiders.png"/></a></li>
-  <li><a href="./our_garden_birds.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/master/screenshots/ss_ourgardenbirds.png"/></a></li>
+  <li><a href="./how_to_cake_it.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/main/screenshots/ss_howtocakeit.png"/></a></li>
+  <li><a href="./the_outsiders_50.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/main/screenshots/ss_theoutsiders.png"/></a></li>
+  <li><a href="./our_garden_birds.html"><img src="https://github.com/ruthmoog/book_by_a_cover/raw/main/screenshots/ss_ourgardenbirds.png"/></a></li>
 </ul>
 </body>
 </html>