diff --git a/jasset/models.py b/jasset/models.py
index 746f3d109..2851b7d56 100644
--- a/jasset/models.py
+++ b/jasset/models.py
@@ -45,7 +45,7 @@ class IDC(models.Model):
     phone = models.CharField(max_length=32, blank=True, null=True, default='', verbose_name=u'联系电话')
     address = models.CharField(max_length=128, blank=True, null=True, default='', verbose_name=u"机房地址")
     network = models.TextField(blank=True, null=True, default='', verbose_name=u"IP地址段")
-    date_added = models.DateField(auto_now=True, default='', null=True)
+    date_added = models.DateField(auto_now=True, null=True)
     operator = models.CharField(max_length=32, blank=True, default='', null=True, verbose_name=u"运营商")
     comment = models.CharField(max_length=128, blank=True, default='', null=True, verbose_name=u"备注")
 
diff --git a/jperm/ansible_api.py b/jperm/ansible_api.py
index 71d6e9979..0ceea61d5 100644
--- a/jperm/ansible_api.py
+++ b/jperm/ansible_api.py
@@ -16,7 +16,7 @@ from passlib.hash import sha512_crypt
 from django.template.loader import get_template
 from django.template import Context
 
-from utils import get_rand_pass
+
 from jumpserver.api import logger
 
 
diff --git a/templates/jperm/perm_sudo_list.html b/templates/jperm/perm_sudo_list.html
index cabc875b8..f69a01948 100644
--- a/templates/jperm/perm_sudo_list.html
+++ b/templates/jperm/perm_sudo_list.html
@@ -89,7 +89,7 @@ function remove_sudo(sudo_id){
     if (confirm("确认删除")) {
         $.ajax({
            type: "POST",
-           url: "/jperm/sudo/perm_sudo_delete/",
+           url: "/jperm/sudo/del/",
            data: "id=" + sudo_id,
            success: function(msg){
                alert( "成功: " + msg );