diff --git a/public/index.php b/public/index.php
index 278a638..a4d43e5 100644
--- a/public/index.php
+++ b/public/index.php
@@ -171,6 +171,7 @@ $news_items = $stmt->fetchAll();
                             <select id="list-sort" class="form-input list-sort-select" onchange="updateContributionsList()">
                                 <option value="date-desc">Neueste zuerst</option>
                                 <option value="date-asc">Älteste zuerst</option>
+                                <option value="category">Nach Kategorie</option>
                                 <option value="likes">Meiste Bewertungen</option>
                                 <option value="comments">Meiste Kommentare</option>
                             </select>
diff --git a/public/js/app.js b/public/js/app.js
index 6c150b1..4182709 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -832,10 +832,15 @@ function updateContributionsList() {
     // Sorts by selected Option
     var sortBy = document.getElementById('list-sort') ? document.getElementById('list-sort').value : 'date-desc';
     filtered.sort(function (a, b) {
-        if (sortBy === 'date-desc') return new Date(b.properties.created_at) - new Date(a.properties.created_at);
-        if (sortBy === 'date-asc')  return new Date(a.properties.created_at) - new Date(b.properties.created_at);
-        if (sortBy === 'likes')     return b.properties.likes_count - a.properties.likes_count;
-        if (sortBy === 'comments')  return (b.properties.comment_count || 0) - (a.properties.comment_count || 0);
+        if (sortBy === 'date-desc')  return new Date(b.properties.created_at) - new Date(a.properties.created_at);
+        if (sortBy === 'date-asc')   return new Date(a.properties.created_at) - new Date(b.properties.created_at);
+        if (sortBy === 'likes')      return b.properties.likes_count - a.properties.likes_count;
+        if (sortBy === 'comments')   return (b.properties.comment_count || 0) - (a.properties.comment_count || 0);
+        if (sortBy === 'category') {
+            var catA = (CATEGORIES[a.properties.category] || CATEGORIES.other).label;
+            var catB = (CATEGORIES[b.properties.category] || CATEGORIES.other).label;
+            return catA.localeCompare(catB);
+        }
         return 0;
     });