diff --git a/app/templates/index.html b/app/templates/index.html
index cd82c72..1e2542f 100644
--- a/app/templates/index.html
+++ b/app/templates/index.html
@@ -10,6 +10,23 @@
     <script src="/static/js/max_time_diff.js" defer></script>
     <script src="/static/js/fuenf_minuten.js" defer></script>
 </head>
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        const startDateInput = document.getElementById('startDate');
+        const endDateInput = document.getElementById('endDate');
+        const startTimeInput = document.getElementById('startTime');
+        const endTimeInput = document.getElementById('endTime');
+
+        const now = new Date();
+        const yesterday = new Date(now);
+        yesterday.setDate(now.getDate() - 1);
+
+        startDateInput.value = yesterday.toISOString().split('T')[0];
+        endDateInput.value = now.toISOString().split('T')[0];
+        startTimeInput.value = '00:00';
+        endTimeInput.value = '23:59';
+    });
+</script>
 <body>
     <h1>Webservice Monitoring</h1>
     <div>
@@ -39,13 +56,6 @@
 	<input type="time" id="startTime" value="00:00">
 	<label for="endTime">End-Zeit:</label>
 	<input type="time" id="endTime" value="23:59">
-	<select id="timeFilter">
-	    <option value="24h">Letzte 24 Stunden</option>
-	    <option value="7d">Letzte 7 Tage</option>
-	    <option value="1m">Letzter Monat</option>
-	    <option value="1y">Letztes Jahr</option>
-	    <option value="all">Gesamt</option>
-	</select>
 	<canvas id="fuenfMinutenChart" width="400" height="200"></canvas>
     </div>
 </body>
