diff --git a/stone/backends/python_types.py b/stone/backends/python_types.py
index 2836bf1e..c6dec9ee 100644
--- a/stone/backends/python_types.py
+++ b/stone/backends/python_types.py
@@ -645,7 +645,7 @@ def _generate_custom_annotation_processors(self, ns, data_type, extra_annotation
             if is_struct_type(dt) and dt.has_enumerated_subtypes():
                 for subtype in dt.get_enumerated_subtypes():
                     for annotation_type, recursive_processor in \
-                    self._generate_custom_annotation_processors(ns, subtype.data_type):
+                            self._generate_custom_annotation_processors(ns, subtype.data_type):
                         if annotation_type not in annotation_types_seen:
                             yield (annotation_type, recursive_processor)
                             annotation_types_seen.add(annotation_type)
@@ -656,9 +656,9 @@ def _generate_custom_annotation_processors(self, ns, data_type, extra_annotation
                                generate_func_call(
                                    'bb.make_struct_annotation_processor',
                                    args=[
-                                        class_name_for_annotation_type(
-                                            annotation.annotation_type, ns),
-                                        'processor']
+                                       class_name_for_annotation_type(
+                                           annotation.annotation_type, ns),
+                                       'processor']
                                ))
                         annotation_types_seen.add(annotation.annotation_type)
         elif is_list_type(dt):