diff --git a/lnbits/decorators.py b/lnbits/decorators.py
index 17eacef1b..72f4b9dff 100644
--- a/lnbits/decorators.py
+++ b/lnbits/decorators.py
@@ -3,7 +3,7 @@ from typing import Annotated, Literal, Optional, Type, Union
 
 from fastapi import Cookie, Depends, Query, Request, Security
 from fastapi.exceptions import HTTPException
-from fastapi.openapi.models import APIKey, APIKeyIn
+from fastapi.openapi.models import APIKey, APIKeyIn, SecuritySchemeType
 from fastapi.security import APIKeyHeader, APIKeyQuery, OAuth2PasswordBearer
 from fastapi.security.base import SecurityBase
 from jose import ExpiredSignatureError, JWTError, jwt
@@ -17,14 +17,13 @@ from lnbits.core.crud import (
     get_user,
     get_wallet_for_key,
 )
-from lnbits.core.models import User, WalletType, WalletTypeInfo
+from lnbits.core.models import User, Wallet, WalletType, WalletTypeInfo
 from lnbits.db import Filter, Filters, TFilterModel
 from lnbits.settings import AuthMethods, settings
 
 oauth2_scheme = OAuth2PasswordBearer(tokenUrl="api/v1/auth", auto_error=False)
 
 
-# TODO: fix type ignores
 class KeyChecker(SecurityBase):
     def __init__(
         self,
@@ -33,23 +32,25 @@ class KeyChecker(SecurityBase):
         api_key: Optional[str] = None,
     ):
         self.scheme_name = scheme_name or self.__class__.__name__
-        self.auto_error = auto_error
-        self._key_type = WalletType.invoice
+        self.auto_error: bool = auto_error
+        self._key_type: WalletType = WalletType.invoice
         self._api_key = api_key
         if api_key:
-            key = APIKey(
-                **{"in": APIKeyIn.query},  # type: ignore
+            openapi_model = APIKey(
+                **{"in": APIKeyIn.query},
+                type=SecuritySchemeType.apiKey,
                 name="X-API-KEY",
                 description="Wallet API Key - QUERY",
             )
         else:
-            key = APIKey(
-                **{"in": APIKeyIn.header},  # type: ignore
+            openapi_model = APIKey(
+                **{"in": APIKeyIn.header},
+                type=SecuritySchemeType.apiKey,
                 name="X-API-KEY",
                 description="Wallet API Key - HEADER",
             )
-        self.wallet = None
-        self.model: APIKey = key
+        self.wallet: Optional[Wallet] = None
+        self.model: APIKey = openapi_model
 
     async def __call__(self, request: Request):
         try:
@@ -67,7 +68,7 @@ class KeyChecker(SecurityBase):
                     status_code=HTTPStatus.UNAUTHORIZED,
                     detail="Invalid key or wallet.",
                 )
-            self.wallet = wallet  # type: ignore
+            self.wallet = wallet
         except KeyError:
             raise HTTPException(
                 status_code=HTTPStatus.BAD_REQUEST, detail="`X-API-KEY` header missing."