diff --git a/auth_lib/fastapi.py b/auth_lib/fastapi.py
index d14affa..23b920d 100644
--- a/auth_lib/fastapi.py
+++ b/auth_lib/fastapi.py
@@ -65,7 +65,7 @@ def __init__(
         )
         self.scopes = scopes
 
-    def _except_authorization(self):
+    def _except_not_authorized(self):
         if self.auto_error:
             raise HTTPException(
                 status_code=HTTP_401_UNAUTHORIZED, detail="Not authorized"
@@ -73,7 +73,7 @@ def _except_authorization(self):
         else:
             return None
 
-    def _except_authentificated(self):
+    def _except_not_authentificated(self):
         if self.auto_error:
             raise HTTPException(
                 status_code=HTTP_403_FORBIDDEN, detail="Not authenticated"
@@ -85,7 +85,7 @@ async def _get_session(self, token: str | None) -> dict[str, Any] | None:
         if not token and self.allow_none:
             return None
         if not token:
-            return self._except_authorization()
+            return self._except_not_authorized()
         return await AsyncAuthLib(auth_url=self.auth_url).check_token(token)
 
     async def _get_userdata(
@@ -94,7 +94,7 @@ async def _get_userdata(
         if not token and self.allow_none:
             return None
         if not token:
-            return self._except_authorization()
+            return self._except_not_authorized()
         if self.enable_userdata:
             return await AsyncAuthLib(userdata_url=self.userdata_url).get_user_data(
                 token, user_id
@@ -108,7 +108,7 @@ async def __call__(
         token = request.headers.get("Authorization")
         result = await self._get_session(token)
         if result is None:
-            return self._except_authorization()
+            return self._except_not_authorized()
         if self.enable_userdata:
             user_data_info = await self._get_userdata(token, result["id"])
             result["userdata"] = []
@@ -119,5 +119,5 @@ async def __call__(
         )
         required_scopes = set([scope.lower() for scope in self.scopes])
         if required_scopes - session_scopes:
-            self._except_authentificated()
+            self._except_not_authentificated()
         return result