diff --git a/src/components/SearchGrade.vue b/src/components/SearchGrade.vue
index 0d80bb56dfb11255c56dd49c67deda1568437b9e..e817e82e53c3c764a50a44ce5c9718cf4dc747e6 100644
--- a/src/components/SearchGrade.vue
+++ b/src/components/SearchGrade.vue
@@ -98,7 +98,7 @@ function initFirstData() {
     },
     grid: {
       x: 60,
-      x2: 60
+      x2: 100
     },
     tooltip: {
       formatter: function (params) {