diff --git a/server/app/apis/alternatives.py b/server/app/apis/alternatives.py
index d054baa94d4abbd1e9a13f42380ceb5bd3159700..c95b5698e87a20117f86b1490c35449c99b46930 100644
--- a/server/app/apis/alternatives.py
+++ b/server/app/apis/alternatives.py
@@ -30,7 +30,11 @@ class QuestionAlternativeList(Resource):
     def get(self, competition_id, slide_id, question_id):
         """ Gets the all question alternatives to the specified question. """
 
-        items = dbc.get.question_alternative_list(competition_id, slide_id, question_id)
+        items = dbc.get.question_alternative_list(
+            competition_id,
+            slide_id,
+            question_id,
+        )
         return list_response(list_schema.dump(items))
 
     @protect_route(allowed_roles=["*"])
@@ -49,7 +53,12 @@ class QuestionAlternatives(Resource):
     def get(self, competition_id, slide_id, question_id, alternative_id):
         """ Gets the specified question alternative. """
 
-        items = dbc.get.question_alternative(competition_id, slide_id, question_id, alternative_id)
+        items = dbc.get.question_alternative(
+            competition_id,
+            slide_id,
+            question_id,
+            alternative_id,
+        )
         return item_response(schema.dump(items))
 
     @protect_route(allowed_roles=["*"])
@@ -57,7 +66,12 @@ class QuestionAlternatives(Resource):
         """ Edits the specified question alternative. """
 
         args = alternative_parser_edit.parse_args(strict=True)
-        item = dbc.get.question_alternative(competition_id, slide_id, question_id, alternative_id)
+        item = dbc.get.question_alternative(
+            competition_id,
+            slide_id,
+            question_id,
+            alternative_id,
+        )
         item = dbc.edit.default(item, **args)
         return item_response(schema.dump(item))
 
@@ -65,6 +79,11 @@ class QuestionAlternatives(Resource):
     def delete(self, competition_id, slide_id, question_id, alternative_id):
         """ Deletes the specified question alternative. """
 
-        item = dbc.get.question_alternative(competition_id, slide_id, question_id, alternative_id)
+        item = dbc.get.question_alternative(
+            competition_id,
+            slide_id,
+            question_id,
+            alternative_id,
+        )
         dbc.delete.default(item)
         return {}, codes.NO_CONTENT