diff --git a/apps/course/serializers/course.py b/apps/course/serializers/course.py
index bd8cc0f..4c2e051 100644
--- a/apps/course/serializers/course.py
+++ b/apps/course/serializers/course.py
@@ -35,6 +35,7 @@ class CourseListSerializer(serializers.ModelSerializer):
             'category',
             'thumbnail',
             'is_online',
+            'online_link',
             'level',
             'duration',
             'lessons_count',
@@ -86,6 +87,7 @@ class CourseDetailSerializer(serializers.ModelSerializer):
             'video_file',
             'video_link',
             'is_online',
+            'online_link',
             'level',
             'description',
             'duration',
@@ -100,7 +102,7 @@ class CourseDetailSerializer(serializers.ModelSerializer):
             'timing',
             'features',
             'last_lesson_id',
-            'room_id'
+            'room_id',
         ]
 
     def get_room_id(self, obj):