diff --git a/app/views/courses/students.json.jbuilder b/app/views/courses/students.json.jbuilder
index 5788b44f2..2790a81fc 100644
--- a/app/views/courses/students.json.jbuilder
+++ b/app/views/courses/students.json.jbuilder
@@ -10,8 +10,8 @@ json.students do
     if @user_course_identity < Course::ASSISTANT_PROFESSOR && !params[:course_group_id].present?
       json.member_roles student.user.course_role(@course)
     end
-    json.user_phone student.user.hidden_phone
-    json.user_mail student.user.hidden_mail
+    json.user_phone @course.excellent ? "" : student.user.hidden_phone
+    json.user_mail @course.excellent ? "" : student.user.hidden_mail
   end
 end
 json.students_count @students_count