diff --git a/api/.vscode/launch.json b/api/.vscode/launch.json
index 5324b52..c7f8598 100644
--- a/api/.vscode/launch.json
+++ b/api/.vscode/launch.json
@@ -14,7 +14,7 @@
             ],
             "env": {
                 "PYDEVD_DISABLE_FILE_VALIDATION": "1",
-                "CACHE_TTL": "30",
+                "WEBDAV__CACHE_TTL": "30",
             },
             "justMyCode": true,
         }
diff --git a/api/advent22_api/core/config.py b/api/advent22_api/core/config.py
index 002cff2..d737860 100644
--- a/api/advent22_api/core/config.py
+++ b/api/advent22_api/core/config.py
@@ -50,5 +50,5 @@ async def get_config() -> "Config":
     Globale Konfiguration lesen
     """
 
-    txt = await WebDAV.read_str(path=SETTINGS.config_filename)
+    txt = await WebDAV.read_str(path=SETTINGS.webdav.config_filename)
     return Config.model_validate(tomllib.loads(txt))
diff --git a/api/advent22_api/core/settings.py b/api/advent22_api/core/settings.py
index 6b79a60..7a1fe75 100644
--- a/api/advent22_api/core/settings.py
+++ b/api/advent22_api/core/settings.py
@@ -9,13 +9,14 @@ class DavSettings(BaseModel):
 
     protocol: str = "https"
     host: str = "example.com"
-    username: str = "advent22_user"
-    password: str = "password"
     path: str = "/remote.php/webdav"
     prefix: str = "/advent22"
 
-    disable_check: bool = False
-    retries: int = 20
+    username: str = "advent22_user"
+    password: str = "password"
+
+    cache_ttl: int = 60 * 30
+    config_filename: str = "config.toml"
 
     @property
     def url(self) -> str:
@@ -58,8 +59,5 @@ class Settings(BaseSettings):
 
     webdav: DavSettings = DavSettings()
 
-    cache_ttl: int = 60 * 30
-    config_filename: str = "config.toml"
-
 
 SETTINGS = Settings()
diff --git a/api/advent22_api/core/webdav.py b/api/advent22_api/core/webdav.py
index 034fadb..78daf60 100644
--- a/api/advent22_api/core/webdav.py
+++ b/api/advent22_api/core/webdav.py
@@ -13,12 +13,11 @@ class WebDAV:
             "webdav_hostname": SETTINGS.webdav.url,
             "webdav_login": SETTINGS.webdav.username,
             "webdav_password": SETTINGS.webdav.password,
-            "disable_check": SETTINGS.webdav.disable_check,
         }
     )
 
     @classmethod
-    @AsyncTTL(time_to_live=SETTINGS.cache_ttl)
+    @AsyncTTL(time_to_live=SETTINGS.webdav.cache_ttl)
     async def list_files(
         cls,
         directory: str = "",
@@ -34,7 +33,7 @@ class WebDAV:
         return [f"{directory}/{path}" for path in ls if regex.search(path)]
 
     @classmethod
-    @AsyncTTL(time_to_live=SETTINGS.cache_ttl)
+    @AsyncTTL(time_to_live=SETTINGS.webdav.cache_ttl)
     async def file_exists(cls, path: str) -> bool:
         """
         `True`, wenn an Pfad `path` eine Datei existiert
@@ -43,7 +42,7 @@ class WebDAV:
         return cls._webdav_client.check(path)
 
     @classmethod
-    @AsyncTTL(time_to_live=SETTINGS.cache_ttl)
+    @AsyncTTL(time_to_live=SETTINGS.webdav.cache_ttl)
     async def read_bytes(cls, path: str) -> bytes:
         """
         Datei aus Pfad `path` als bytes laden
@@ -56,7 +55,7 @@ class WebDAV:
         return buffer.read()
 
     @classmethod
-    @AsyncTTL(time_to_live=SETTINGS.cache_ttl)
+    @AsyncTTL(time_to_live=SETTINGS.webdav.cache_ttl)
     async def read_str(cls, path: str, encoding="utf-8") -> str:
         """
         Datei aus Pfad `path` als string laden