diff --git a/src/app/view/home/graph-list/graph-list.component.ts b/src/app/view/home/graph-list/graph-list.component.ts
index 7cd7a9d..d36ec5f 100644
--- a/src/app/view/home/graph-list/graph-list.component.ts
+++ b/src/app/view/home/graph-list/graph-list.component.ts
@@ -1296,7 +1296,7 @@ export class GraphListComponent implements OnInit {
         height: 250,
         xaxis: {
           showgrid: true,
-          zeroline: false,
+          zeroline: true,
           tickformat: '%m-%d',
           rangemode: 'nonnegative',
           fixedrange: true,