diff --git a/courses/serializers.py b/courses/serializers.py
index 139b545..359386b 100644
--- a/courses/serializers.py
+++ b/courses/serializers.py
@@ -1,4 +1,3 @@
-from django.contrib.auth import get_user_model
 from rest_framework import serializers
 
 from courses.models import Course, Lesson, Topic
@@ -83,16 +82,11 @@ class CourseDetailSerializer(serializers.ModelSerializer):
     level = serializers.SerializerMethodField()
     direction = serializers.SerializerMethodField()
     statistic = serializers.SerializerMethodField()
-    teacher_emails = serializers.SerializerMethodField()
 
     class Meta:
         model = Course
         exclude = ('id', )
 
-    @staticmethod
-    def get_teacher_emails(self):
-        return [i.email for i in get_user_model().objects.filter(out_key__in=self.teacher_tokens)]
-
     @staticmethod
     def get_level(self):
         return self.get_level_display()
diff --git a/courses/views.py b/courses/views.py
index 1a6138b..5db4617 100644
--- a/courses/views.py
+++ b/courses/views.py
@@ -89,7 +89,7 @@ class LessonInfoView(APIView):
             lesson = Lesson.objects.get(token=token)
         except Lesson.DoesNotExist:
             return Response('Урок не найден', status=404)
-        if request.user.is_authenticated and request.user.out_key in lesson.topic.course.teacher_tokens:
+        if request.user.is_authenticated:
             return Response(TeacherLessonSerializer(lesson).data, self.status_code)
         return Response("Пользователь не является преподователем по курсу", status=403)