diff --git a/config/config.py b/config/config.py
index f187fcc7..cad437a3 100644
--- a/config/config.py
+++ b/config/config.py
@@ -1,4 +1,3 @@
-from calendar import c
 from typing import Optional
 from pydantic import BaseModel
 import os
@@ -51,7 +50,7 @@ def get_learnhouse_config() -> LearnHouseConfig:
     env_site_description = os.environ.get("LEARNHOUSE_SITE_DESCRIPTION")
     env_contact_email = os.environ.get("LEARNHOUSE_CONTACT_EMAIL")
     env_domain = os.environ.get("LEARNHOUSE_DOMAIN")
-    env_port = os.environ.get("LEARNHOUSE_PORT")
+    os.environ.get("LEARNHOUSE_PORT")
     env_ssl = os.environ.get("LEARNHOUSE_SSL")
     env_use_default_org = os.environ.get("LEARNHOUSE_USE_DEFAULT_ORG")
     env_allowed_origins = os.environ.get("LEARNHOUSE_ALLOWED_ORIGINS")
diff --git a/src/security/auth.py b/src/security/auth.py
index aa811d3f..a24ee2c8 100644
--- a/src/security/auth.py
+++ b/src/security/auth.py
@@ -1,4 +1,3 @@
-from webbrowser import get
 from config.config import get_learnhouse_config
 from pydantic import BaseModel
 from fastapi import Depends, HTTPException, Request, status
@@ -7,7 +6,7 @@ from jose import JWTError, jwt
 from datetime import datetime, timedelta
 from src.services.users.schemas.users import AnonymousUser, PublicUser
 from src.services.users.users import security_get_user, security_verify_password
-from src.security.security import ALGORITHM, SECRET_KEY, verify_user_rights_with_roles
+from src.security.security import ALGORITHM, SECRET_KEY
 from fastapi_jwt_auth import AuthJWT
 
 oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
diff --git a/src/services/orgs/orgs.py b/src/services/orgs/orgs.py
index bb54077f..e4c00433 100644
--- a/src/services/orgs/orgs.py
+++ b/src/services/orgs/orgs.py
@@ -1,5 +1,4 @@
 import json
-from typing import Optional
 from uuid import uuid4
 from src.services.orgs.logos import upload_org_logo
 from src.services.orgs.schemas.orgs import (
@@ -96,7 +95,7 @@ async def update_org(
 
     orgs = request.app.db["organizations"]
 
-    org = await orgs.find_one({"org_id": org_id})
+    await orgs.find_one({"org_id": org_id})
 
     updated_org = OrganizationInDB(org_id=org_id, **org_object.dict())
 
@@ -114,12 +113,12 @@ async def update_org_logo(
 
     orgs = request.app.db["organizations"]
 
-    org = await orgs.find_one({"org_id": org_id})
+    await orgs.find_one({"org_id": org_id})
 
     name_in_disk = await upload_org_logo(logo_file)
 
     # update org
-    org = await orgs.update_one({"org_id": org_id}, {"$set": {"logo": name_in_disk}})
+    await orgs.update_one({"org_id": org_id}, {"$set": {"logo": name_in_disk}})
 
     return {"detail": "Logo updated"}