diff --git a/client/src/pages/TimePage.tsx b/client/src/pages/TimePage.tsx
index 51d1b88..e9f7cbe 100644
--- a/client/src/pages/TimePage.tsx
+++ b/client/src/pages/TimePage.tsx
@@ -123,8 +123,8 @@ export function TimePage() {
           <AreaChart data={hourlyRows} margin={{ top: 20, right: 20, bottom: 20, left: 20 }}>
             <CartesianGrid strokeDasharray="3 3" />
             <XAxis dataKey="closing_hour" tickFormatter={(v) => `${v}:00`} tick={{ fontSize: 10 }} />
-            <YAxis yAxisId="left" tickFormatter={(v) => v >= 10000 ? `${(v / 10000).toFixed(0)}万` : v} tick={{ fontSize: 10 }} />
-            <YAxis yAxisId="right" orientation="right" tickFormatter={(v) => v >= 10000 ? `${(v / 10000).toFixed(0)}万` : v} tick={{ fontSize: 10 }} />
+            <YAxis yAxisId="left" tickFormatter={(v) => v >= 10000 ? `${(v / 10000).toFixed(0)}万` : v} tick={{ fontSize: 10 }} domain={[0, (max: number) => Math.ceil(max * 1.15 / 10000) * 10000]} />
+            <YAxis yAxisId="right" orientation="right" tickFormatter={(v) => v >= 10000 ? `${(v / 10000).toFixed(0)}万` : v} tick={{ fontSize: 10 }} domain={[0, (max: number) => Math.ceil(max * 1.15 / 10000) * 10000]} />
             <Tooltip labelFormatter={(v) => `${v}:00`} formatter={(v: any, name: any) => name === '实收' ? formatCurrency(v) : formatNumber(v)} />
             <Legend />
             <Area yAxisId="left" type="monotone" dataKey="received" stroke="#3b82f6" fill="#3b82f680" name="实收" />