diff --git a/src/views/smart/workpermitDetail.vue b/src/views/smart/workpermitDetail.vue
index 4fdc286..e54026b 100644
--- a/src/views/smart/workpermitDetail.vue
+++ b/src/views/smart/workpermitDetail.vue
@@ -459,6 +459,7 @@
                 message: "请输入专项作业名称",
                 trigger: "blur"
               }],
+              maxlength: 20,
               span:24,
             },
             {
@@ -469,6 +470,7 @@
                 message: "请输入工作内容",
                 trigger: "blur"
               }],
+              maxlength: 20,
               span:24,
             },
             {
@@ -495,6 +497,7 @@
                 message: "请输入工作地点",
                 trigger: "blur"
               }],
+              maxlength: 20,
               span:24,
             },
             {