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diff --git a/favicon.ico b/favicon.ico
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diff --git a/img/apple-touch-icon.png b/img/apple-touch-icon.png
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diff --git a/img/favicon-16x16.png b/img/favicon-16x16.png
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diff --git a/img/favicon-192x192.png b/img/favicon-192x192.png
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diff --git a/img/favicon-32x32.png b/img/favicon-32x32.png
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diff --git a/img/favicon.ico b/img/favicon.ico
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diff --git a/img/favicon.png b/img/favicon.png
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diff --git a/view/frontend.php b/view/frontend.php
index 529607f..b4aa505 100644
--- a/view/frontend.php
+++ b/view/frontend.php
@@ -28,8 +28,9 @@ $currentAction = isset($action) ? $action : 'main';
     <meta name="description" content="Dialysezentrum Berlin-Mahlsdorf: Ganzjährige Feriendialysen und individuelle Betreuung im modernen Zentrum für Innere Medizin und Dialyse.">
     <meta name="robots" content="index, follow">
     
-    <link rel="icon" href="/img/favicon.ico" type="image/x-icon">
-    <link rel="icon" href="/img/favicon.png" type="image/png">
+    <link rel="icon" href="/img/favicon.ico?v=<?=filemtime(__DIR__ . '/../img/favicon.ico')?>" type="image/x-icon">
+    <link rel="icon" href="/img/favicon.png?v=<?=filemtime(__DIR__ . '/../img/favicon.png')?>" type="image/png">
+    <link rel="apple-touch-icon" href="/img/apple-touch-icon.png?v=<?=filemtime(__DIR__ . '/../img/apple-touch-icon.png')?>">
     
     <!-- Modern Stylesheets -->
     <link href="/css/frontend.css?v=<?=filemtime(__DIR__ . '/../css/frontend.css')?>" rel="stylesheet" media="screen">