diff --git a/api/kiwi_vpn_api/routers/_common.py b/api/kiwi_vpn_api/routers/_common.py
index 4a84631..0ec6dcd 100644
--- a/api/kiwi_vpn_api/routers/_common.py
+++ b/api/kiwi_vpn_api/routers/_common.py
@@ -49,18 +49,28 @@ class Responses:
     }
 
 
+async def get_current_config(
+    current_config: Config | None = Depends(Config.load),
+) -> Config:
+    """
+    Get the current configuration if it exists.
+    """
+
+    # fail if not configured
+    if current_config is None:
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
+
+    return current_config
+
+
 async def get_current_user(
     token: str = Depends(oauth2_scheme),
-    current_config: Config | None = Depends(Config.load),
+    current_config: Config = Depends(get_current_config),
 ) -> User:
     """
     Get the currently logged-in user if it exists.
     """
 
-    # can't connect to an unconfigured database
-    if current_config is None:
-        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
-
     username = await current_config.jwt.decode_token(token)
 
     # fail if not requested by a user
@@ -73,22 +83,18 @@ async def get_current_user(
 
 async def get_user_by_name(
     user_name: str,
-    current_config: Config | None = Depends(Config.load),
+    _: Config = Depends(get_current_config),
 ) -> User | None:
     """
     Get a user by name.
     """
 
-    # can't connect to an unconfigured database
-    if current_config is None:
-        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
-
     return User.get(user_name)
 
 
 async def get_device_by_id(
     device_id: int,
-    current_config: Config | None = Depends(Config.load),
+    current_config: Config = Depends(get_current_config),
 ) -> Device | None:
 
     # can't connect to an unconfigured database
diff --git a/api/kiwi_vpn_api/routers/admin.py b/api/kiwi_vpn_api/routers/admin.py
index 8440a81..72d43ee 100644
--- a/api/kiwi_vpn_api/routers/admin.py
+++ b/api/kiwi_vpn_api/routers/admin.py
@@ -7,7 +7,7 @@ from sqlmodel import select
 
 from ..config import Config
 from ..db import Connection, TagValue, User, UserCreate
-from ._common import Responses, get_current_user
+from ._common import Responses, get_current_config, get_current_user
 
 router = APIRouter(prefix="/admin", tags=["admin"])
 
@@ -46,16 +46,12 @@ async def initial_configure(
 )
 async def create_initial_admin(
     admin_user: UserCreate,
-    current_config: Config | None = Depends(Config.load),
+    current_config: Config = Depends(get_current_config),
 ):
     """
     PUT ./install/admin: Create the first administrative user.
     """
 
-    # fail if not configured
-    if current_config is None:
-        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
-
     # fail if any user exists
     with Connection.session as db:
         if db.exec(select(User).limit(1)).first() is not None:
diff --git a/api/kiwi_vpn_api/routers/user.py b/api/kiwi_vpn_api/routers/user.py
index 46425d2..758d782 100644
--- a/api/kiwi_vpn_api/routers/user.py
+++ b/api/kiwi_vpn_api/routers/user.py
@@ -8,7 +8,8 @@ from pydantic import BaseModel
 
 from ..config import Config
 from ..db import TagValue, User, UserCreate, UserRead
-from ._common import Responses, get_current_user, get_user_by_name
+from ._common import (Responses, get_current_config, get_current_user,
+                      get_user_by_name)
 
 router = APIRouter(prefix="/user", tags=["user"])
 
@@ -25,16 +26,12 @@ class Token(BaseModel):
 @router.post("/authenticate", response_model=Token)
 async def login(
     form_data: OAuth2PasswordRequestForm = Depends(),
-    current_config: Config | None = Depends(Config.load),
+    current_config: Config = Depends(get_current_config),
 ):
     """
     POST ./authenticate: Authenticate a user. Issues a bearer token.
     """
 
-    # fail if not installed
-    if current_config is None:
-        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST)
-
     # try logging in
     if (user := User.authenticate(
         name=form_data.username,