diff --git a/src/pydase/observer_pattern/observable/observable_object.py b/src/pydase/observer_pattern/observable/observable_object.py
index 16b361e..eabf4bb 100644
--- a/src/pydase/observer_pattern/observable/observable_object.py
+++ b/src/pydase/observer_pattern/observable/observable_object.py
@@ -37,7 +37,6 @@ class ObservableObject(ABC):
         of observers. This is a crucial step to avoid unwanted notifications from
         the old value of the attribute.
         """
-        ...
 
     def _notify_changed(self, changed_attribute: str, value: Any) -> None:
         """Notifies all observers about changes to an attribute.
@@ -123,7 +122,6 @@ class ObservableObject(ABC):
         Returns:
             str: The constructed extended attribute path.
         """
-        ...
 
 
 class _ObservableList(ObservableObject, list[Any]):
diff --git a/src/pydase/server/server.py b/src/pydase/server/server.py
index ee1d984..f019019 100644
--- a/src/pydase/server/server.py
+++ b/src/pydase/server/server.py
@@ -68,7 +68,6 @@ class AdditionalServerProtocol(Protocol):
         """Starts the server. This method should be implemented as an asynchronous
         method, which means that it should be able to run concurrently with other tasks.
         """
-        ...
 
 
 class AdditionalServer(TypedDict):