diff --git a/apps/audits/views.py b/apps/audits/views.py
index 9e11ddabc..6ac0b1b99 100644
--- a/apps/audits/views.py
+++ b/apps/audits/views.py
@@ -120,7 +120,7 @@ class OperateLogListView(PermissionsMixin, DatetimeSearchMixin, ListView):
 
     def get_context_data(self, **kwargs):
         context = {
-            'user_list': current_org.get_org_members(),
+            'user_list': [str(user) for user in current_org.get_org_members()],
             'actions': self.actions_dict,
             'search_action': self.action,
             'resource_type_list': get_resource_type_list(),
@@ -161,7 +161,7 @@ class PasswordChangeLogList(PermissionsMixin, DatetimeSearchMixin, ListView):
 
     def get_context_data(self, **kwargs):
         context = {
-            'user_list': current_org.get_org_members(),
+            'user_list': [str(user) for user in current_org.get_org_members()],
             'date_from': self.date_from,
             'date_to': self.date_to,
             'user': self.user,
@@ -246,7 +246,7 @@ class CommandExecutionListView(UserCommandExecutionListView):
             'action': _('Command execution log'),
             'date_from': self.date_from,
             'date_to': self.date_to,
-            'user_list': self.get_user_list(),
+            'user_list': [(str(user.id), user) for user in self.get_user_list()],
             'keyword': self.keyword,
             'user_id': self.user_id,
         })
diff --git a/apps/ops/templates/ops/command_execution_list.html b/apps/ops/templates/ops/command_execution_list.html
index 29cd16c21..a21a1b108 100644
--- a/apps/ops/templates/ops/command_execution_list.html
+++ b/apps/ops/templates/ops/command_execution_list.html
@@ -39,8 +39,8 @@
         <div class="input-group">
             <select class="select2 form-control" name="user">
                 <option value="">{% trans 'User' %}</option>
-                {% for u in user_list %}
-                    <option value="{{ u.id }}" {% if u.id == user_id %} selected {% endif %}>{{ u }}</option>
+                {% for id, u in user_list %}
+                    <option value="{{ id }}" {% if id == user_id %} selected {% endif %}>{{ u }}</option>
                 {% endfor %}
             </select>
         </div>