diff --git a/dashboard/public/index.html b/dashboard/public/index.html
index 9d9ab71..71d713e 100644
--- a/dashboard/public/index.html
+++ b/dashboard/public/index.html
@@ -176,7 +176,7 @@
                         <label class="block text-sm font-bold text-slate-400 mb-2">Gruppierung</label>
                         <select id="customGroupBy" class="input-glass" onchange="updateCustomGraph(); updateUrlParams()">
                             <option value="exchange">Exchange</option>
-                            <option value="isin">ISIN</option>
+                            <option value="sector">Sektor</option>
                             <option value="date">Datum</option>
                         </select>
                         <p class="text-xs text-slate-500 mt-1" id="groupByDescription"></p>
@@ -857,8 +857,8 @@
                     }
                 });
                 
-                document.getElementById('customGraphTitle').innerText = 
-                    `${yAxisLabel} nach ${groupBy === 'exchange' ? 'Exchange' : groupBy === 'isin' ? 'ISIN' : 'Datum'} (${dateFrom} bis ${dateTo})`;
+                document.getElementById('customGraphTitle').innerText =
+                    `${yAxisLabel} nach ${groupBy === 'exchange' ? 'Exchange' : groupBy === 'sector' ? 'Sektor' : 'Datum'} (${dateFrom} bis ${dateTo})`;
             } catch (err) {
                 console.error('Error loading custom analytics:', err);
             }