diff --git a/index.html b/index.html
index 84c9b3a..1a9c29d 100644
--- a/index.html
+++ b/index.html
@@ -33,10 +33,10 @@
         <div class="center">
           <ol class="lessons-list">
             <li class="lesson-list-item">
-              <a href="/lesson-0.html">C names</a>
+              <a href="lesson-0.html">C names</a>
             </li>
             <li class="lesson-list-item">
-              <a href="/lesson-1.html">Basics</a>
+              <a href="lesson-1.html">Basics</a>
             </li>
           </ol>
         </div>
diff --git a/lesson-0.html b/lesson-0.html
index a9c201b..e135e12 100644
--- a/lesson-0.html
+++ b/lesson-0.html
@@ -109,7 +109,7 @@ extern "C" {
             wish you good luck for the rest!
           </p>
           <div class="center">
-            <a href="/lesson-1.html" class="action-button">
+            <a href="lesson-1.html" class="action-button">
               Lesson 1: Basics
             </a>
           </div>
@@ -119,6 +119,6 @@ extern "C" {
     <script>
       window.LESSON = 0;
     </script>
-    <script type="module" src="./lessons.js"></script>
+    <script type="module" src=".lessons.js"></script>
   </body>
 </html>
diff --git a/lesson-1.html b/lesson-1.html
index 0667f81..3a43879 100644
--- a/lesson-1.html
+++ b/lesson-1.html
@@ -218,7 +218,7 @@ namespace cats {
             identifiers for any C++ code you enter on the left.
           </p>
           <div class="center">
-            <a href="/lesson-2.html" class="action-button">
+            <a href="lesson-2.html" class="action-button">
               Lesson 2: something that has not been written yet.
             </a>
           </div>
@@ -228,6 +228,6 @@ namespace cats {
     <script>
       window.LESSON = 1;
     </script>
-    <script type="module" src="./lessons.js"></script>
+    <script type="module" src=".lessons.js"></script>
   </body>
 </html>