diff --git a/src/slurmcostmanager.js b/src/slurmcostmanager.js
index 092a80d..e3b8e1f 100644
--- a/src/slurmcostmanager.js
+++ b/src/slurmcostmanager.js
@@ -573,39 +573,6 @@ function PaginatedJobTable({ jobs }) {
   );
 }
 
-function SuccessFailChart({ data }) {
-  const canvasRef = useRef(null);
-  useEffect(() => {
-    if (!canvasRef.current) return;
-    const ctx = canvasRef.current.getContext('2d');
-    const chart = new Chart(ctx, {
-      type: 'bar',
-      data: {
-        labels: data.map(d => d.date),
-        datasets: [
-          {
-            label: 'Success',
-            data: data.map(d => d.success),
-            backgroundColor: '#4e79a7'
-          },
-          {
-            label: 'Fail',
-            data: data.map(d => d.fail),
-            backgroundColor: '#e15759'
-          }
-        ]
-      },
-      options: {
-        responsive: false,
-        maintainAspectRatio: false,
-        scales: { x: { stacked: true }, y: { stacked: true } }
-      }
-    });
-    return () => chart.destroy();
-  }, [data]);
-  return React.createElement('div', { className: 'chart-container' }, React.createElement('canvas', { ref: canvasRef, width: 600, height: 300 }));
-}
-
 function Summary({ summary, details = [], daily = [], monthly = [], yearly = [] }) {
   const sparklineData = daily.map(d => d.core_hours);
   const gpuSparklineData = daily.map(d => d.gpu_hours || 0);
@@ -775,7 +742,6 @@ function UserDetails({ users }) {
 
 function Details({
   details,
-  daily,
   partitions = [],
   accounts = [],
   users = [],
@@ -923,12 +889,6 @@ function Details({
     }
   }
 
-  const successData = (daily || []).map(d => ({
-    date: d.date,
-    success: Math.round(d.core_hours * 0.8),
-    fail: Math.round(d.core_hours * 0.2)
-  }));
-
   return React.createElement(
     'div',
     null,
@@ -1016,9 +976,7 @@ function Details({
           }, [])
         )
       )
-    ),
-    React.createElement('h3', null, 'Job success vs. failure rate'),
-    React.createElement(SuccessFailChart, { data: successData })
+    )
   );
 }
 
@@ -2008,13 +1966,12 @@ function App() {
       view === 'details' &&
       React.createElement(Details, {
         details: data.details,
-        daily: data.daily,
         partitions: data.partitions,
         accounts: data.accounts,
         users: data.users,
         month,
         onMonthChange: setMonth,
-        monthOptions
+        monthOptions: data.month_options
       }),
     view === 'settings' && React.createElement(Rates, { onRatesUpdated: reload })
   );