diff --git a/config_app/settings/prod.env b/config_app/settings/prod.env
new file mode 100644
index 0000000..6f33e00
--- /dev/null
+++ b/config_app/settings/prod.env
@@ -0,0 +1,5 @@
+DEBUG=False
+SECRET_KEY='!eiquy7_+2#vn3z%zfp51$m-=tmvtcv*cj*@x$!v(_9btq0w=$'
+DATABASE_URL='psql://team:nu5Xefise@127.0.0.1:5432/new_lms'
+EMAIL_URL='smtp+tls://robo@skillbox.ru:nu5Xefise@smtp.gmail.com:587'
+CACHE_URL=rediscache://127.0.0.1:6379/1?client_class=django_redis.client.DefaultClient
\ No newline at end of file
diff --git a/finance/serializers.py b/finance/serializers.py
index 6bf4a43..a166c1c 100644
--- a/finance/serializers.py
+++ b/finance/serializers.py
@@ -32,7 +32,7 @@ class InvoiceSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Invoice
-        exclude = ('bill', )
+        exclude = ('bill',)
 
     @staticmethod
     def get_status(self):