diff --git a/nezha-fronted/src/components/common/rightBox/promServerBox.vue b/nezha-fronted/src/components/common/rightBox/promServerBox.vue
index b10f413fa..1e14306b4 100644
--- a/nezha-fronted/src/components/common/rightBox/promServerBox.vue
+++ b/nezha-fronted/src/components/common/rightBox/promServerBox.vue
@@ -150,7 +150,7 @@
       },
       //获取dc下拉列表数据
       getDcData() {
-        this.$get('idc').then(response => {
+        this.$get('idc',{pageSize:-1}).then(response => {
           if (response.code === 200) {
             this.dcData = response.data.list;
           }