diff --git a/gendiff/formatters/plain.py b/gendiff/formatters/plain.py
index dff10d1..f57622b 100644
--- a/gendiff/formatters/plain.py
+++ b/gendiff/formatters/plain.py
@@ -55,7 +55,7 @@ def iter_recursive(data, path=''):
 
             case "nested":
                 result.extend(iter_recursive(item["children"],
-                                           path=item_name))
+                                             path=item_name))
     result = sorted(result)
     return result
 
diff --git a/gendiff/formatters/stylish.py b/gendiff/formatters/stylish.py
index 0625813..e5e5c4c 100644
--- a/gendiff/formatters/stylish.py
+++ b/gendiff/formatters/stylish.py
@@ -1,6 +1,6 @@
-INDENT_SYMBOL=" "
-INDENT_SIZE=4
-SHIFT_SIZE=2
+INDENT_SYMBOL = " "
+INDENT_SIZE = 4
+SHIFT_SIZE = 2
 
 
 def prepare_value(value):