diff --git a/.flake8 b/.flake8
index 302b8a9..aa1ae33 100644
--- a/.flake8
+++ b/.flake8
@@ -40,13 +40,7 @@ ignore =
   WPS473,
   ; Found too many arguments
   WPS211,
-  ; Found local folder import
-  WPS300,
-  ; multiple statements on one line (colon)
-  E701,
-  ; Found incorrect node inside `class` body
-  WPS604,
-  
+
 per-file-ignores =
   ; all tests
   test_*.py,tests.py,tests_*.py,*/tests/*,conftest.py:
diff --git a/app/v1/routers/__init__.py b/app/v1/routers/__init__.py
index 5f6e1d7..ad4ee1d 100644
--- a/app/v1/routers/__init__.py
+++ b/app/v1/routers/__init__.py
@@ -1,4 +1,3 @@
-from .base import router
+__all__ = ["router"]
 
-
-__all__ = ("router",)
+from app.v1.routers.base import router
diff --git a/app/v1/routers/base.py b/app/v1/routers/base.py
index 1c117d7..279eabf 100644
--- a/app/v1/routers/base.py
+++ b/app/v1/routers/base.py
@@ -1,6 +1,6 @@
 from fastapi import APIRouter
 
-from .dummy import router as dummy_router
+from app.v1.routers.dummy import router as dummy_router
 
 
 router = APIRouter(prefix="/v1")
diff --git a/app/v1/routers/dummy.py b/app/v1/routers/dummy.py
index f7d0b1a..58e78df 100644
--- a/app/v1/routers/dummy.py
+++ b/app/v1/routers/dummy.py
@@ -6,6 +6,6 @@
 router = APIRouter()
 
 
-@router.post("/capitalize", response_model=dummy_serializer.CapitalizeOut)
-async def capitalize(request: dummy_serializer.CapitalizeIn) -> dict[str, str]:
-    return {"text": request.text.upper()}
+@router.post("/capitalize")
+async def capitalize(request: dummy_serializer.Capitalize) -> dummy_serializer.Capitalize:
+    return dummy_serializer.Capitalize(text=request.text.upper())
diff --git a/app/v1/serializers/__init__.py b/app/v1/serializers/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/app/v1/serializers/dummy.py b/app/v1/serializers/dummy.py
index 2ace97f..f9a32a1 100644
--- a/app/v1/serializers/dummy.py
+++ b/app/v1/serializers/dummy.py
@@ -1,11 +1,5 @@
 from pydantic import BaseModel
 
 
-class BaseCapitalize(BaseModel):
+class Capitalize(BaseModel):
     text: str
-
-
-class CapitalizeIn(BaseCapitalize): ...
-
-
-class CapitalizeOut(BaseCapitalize): ...