diff --git a/admin/dashboard/templates/index.html b/admin/dashboard/templates/index.html
index 0cc5c9c..763337d 100644
--- a/admin/dashboard/templates/index.html
+++ b/admin/dashboard/templates/index.html
@@ -186,7 +186,7 @@
                     <h3>使用趋势</h3>
                 </div>
                 <div class="chart-container">
-                    <canvas id="trendChart"></canvas>
+                    <canvas id="trendChart" width="400" height="150"></canvas>
                 </div>
             </el-card>
         </el-col>