diff --git a/cinema/serializers.py b/cinema/serializers.py
index 19231b84c..78ee14bcb 100644
--- a/cinema/serializers.py
+++ b/cinema/serializers.py
@@ -21,9 +21,15 @@ class Meta:
 
 
 class MovieSerializer(serializers.ModelSerializer):
-    actors = serializers.PrimaryKeyRelatedField(many=True, queryset=Actor.objects.all(), required=False)
-    genres = serializers.PrimaryKeyRelatedField(many=True, queryset=Genre.objects.all(), required=False)
+    actors = serializers.PrimaryKeyRelatedField(
+        many=True,
+        queryset=Actor.objects.all(),
+        required=False)
+    genres = serializers.PrimaryKeyRelatedField(
+        many=True,
+        queryset=Genre.objects.all(),
+        required=False)
 
     class Meta:
         model = Movie
-        fields = ["title", "description", "duration", "actors", "genres"]
\ No newline at end of file
+        fields = ["title", "description", "duration", "actors", "genres"]
diff --git a/cinema/views.py b/cinema/views.py
index ce6ff35d9..3cd08b6d4 100644
--- a/cinema/views.py
+++ b/cinema/views.py
@@ -52,7 +52,10 @@ class MovieViewSet(viewsets.ModelViewSet):
 
     def update(self, request, *args, **kwargs):
         instance = self.get_object()
-        serializer = self.get_serializer(instance, data=request.data, partial=True)
+        serializer = self.get_serializer(
+            instance,
+            data=request.data,
+            partial=True)
         serializer.is_valid(raise_exception=True)
         self.perform_update(serializer)
         return Response(serializer.data)