diff --git a/src/views/sMsSendManage/loopSend/edit.vue b/src/views/sMsSendManage/loopSend/edit.vue
index d3c6d20..70d82eb 100644
--- a/src/views/sMsSendManage/loopSend/edit.vue
+++ b/src/views/sMsSendManage/loopSend/edit.vue
@@ -93,7 +93,7 @@
                             <el-input
                                 :rows="5"
                                 type="textarea"
-                                maxlength="500"
+                                maxlength="280"
                                 show-word-limit
                                 placeholder="请输入发送内容"
                                 v-model.trim="formData.sendContent"