diff --git a/src/views/statistics/Statistics/statistics/index.vue b/src/views/statistics/Statistics/statistics/index.vue
index 03b6d73..7ec8453 100644
--- a/src/views/statistics/Statistics/statistics/index.vue
+++ b/src/views/statistics/Statistics/statistics/index.vue
@@ -346,7 +346,10 @@ export default {
     },
     stationChange(val) {
       if (val.length != 0) {
-        // this.isDefault = false
+        if (this.chartLayout.length == 2) {
+          let index = this.chartLayout.findIndex((item) => item !== val[0])
+          this.chartLayout.splice(index, 1)
+        }
         if (val.length == 2) {
           this.stationOptions.forEach((item) => {
             if (!val.includes(item.value)) {