diff --git a/_includes/character-profile.html b/_includes/character-profile.html
index 3514896..86edd63 100644
--- a/_includes/character-profile.html
+++ b/_includes/character-profile.html
@@ -15,7 +15,7 @@
   {% endif %}
 </div>
 <script>
-  fetch("{{ '/assets/game-data/characters/' + include.id | relative_url }}")
+  fetch("{{ '/assets/game-data/characters/' | append: include.id | append: '.json' | relative_url }}")
     .then(response => response.json())
     .then(character => {
       document.getElementById('name-{{ include.id }}').innerText = character.name;