diff --git a/website/index.html b/website/index.html
index c3557be..a266e99 100644
--- a/website/index.html
+++ b/website/index.html
@@ -27,7 +27,7 @@
     </div>
     <div class="navigation">
       <ul>
-        <li><a href="https://github.com/compose-spec/compose-spec/blob/master/spec.md" target="_blank">The Specification</a></li>
+        <li><a href="https://github.com/compose-spec/compose-spec/blob/main/spec.md" target="_blank">The Specification</a></li>
         <li><a href="#community">Community</a></li>
         <li><a href="https://github.com/compose-spec/" target="_blank"><img alt="github" src="images/github.svg"/></a>
         </li>
@@ -42,7 +42,7 @@
       <h1>A specification for developer-centric application definition used in Cloud Native Applications</h1>
       <p>The Compose Specification is a developer-focused standard for defining cloud and platform agnostic
         container-based applications.</p>
-      <p><a class="btn" href="https://github.com/compose-spec/compose-spec/blob/master/spec.md" target="_blank">View The Spec</a></p>
+      <p><a class="btn" href="https://github.com/compose-spec/compose-spec/blob/main/spec.md" target="_blank">View The Spec</a></p>
     </div>
   </div>
 </section>
@@ -88,7 +88,7 @@ <h2>Resources</h2>
     <div id="resources-grid">
 
       <div class="resource-row">
-        <a class="resource-link" href="https://github.com/compose-spec/compose-spec/blob/master/spec.md" id="compose-spec-link" target="_blank">
+        <a class="resource-link" href="https://github.com/compose-spec/compose-spec/blob/main/spec.md" id="compose-spec-link" target="_blank">
           <div class="resources-grid-item">
             <div class="resources-grid-item-icon" id="compose-specification">&nbsp;</div>
             <div class="resources-grid-item-text">
@@ -167,7 +167,7 @@ <h3>Slack</h3>
     </div>
     <div class="navigation">
       <ul>
-        <li><a href="https://github.com/compose-spec/compose-spec/blob/master/spec.md" target="_blank">The Specification</a></li>
+        <li><a href="https://github.com/compose-spec/compose-spec/blob/main/spec.md" target="_blank">The Specification</a></li>
         <li><a href="#community">Community</a></li>
         <li><a href="https://github.com/compose-spec/" target="_blank"><img alt="github" src="images/github.svg"/></a>
         </li>
@@ -176,4 +176,4 @@ <h3>Slack</h3>
   </div>
 </section>
 </body>
-</html>
\ No newline at end of file
+</html>