diff --git a/content/home.php b/content/home.php
index 8aed881..29caa39 100644
--- a/content/home.php
+++ b/content/home.php
@@ -17,21 +17,21 @@
     <!-- Flexbox -->
      <div class="flexbox">
         <div class="container">
-            <a href="informatik.php" class="category-link">Informatik</a>
+            <a href="index.php?pfad=informatik" class="category-link">Informatik</a>
             <div class="article-link">
                 <a href="datenschutzVSdatensicherheit.php">Datenschutz vs. Datensicherheit</a>
             </div>
         </div>
 
         <div class="container">
-            <a href="mathe.php" class="category-link">Mathe</a>
+            <a href="index.php?pfad=mathe" class="category-link">Mathe</a>
             <div class="article-link">
                 <a href="pythagoras.php">Satz des Pythagoras</a>
             </div>
         </div>
         
         <div class="container">
-            <a href="physik.php" class="category-link">Physik</a>
+            <a href="index.php?pfad=physik" class="category-link">Physik</a>
             <div class="article-link">
                 <a href="tunneleffekt.php">Der Tunneleffekt</a>
             </div>