diff --git a/src/pydase/data_service/data_service_observer.py b/src/pydase/data_service/data_service_observer.py
index 4989f5c..1cddb77 100644
--- a/src/pydase/data_service/data_service_observer.py
+++ b/src/pydase/data_service/data_service_observer.py
@@ -4,6 +4,7 @@ from copy import deepcopy
 from typing import Any
 
 from pydase.data_service.state_manager import StateManager
+from pydase.observer_pattern.observable.observable_object import ObservableObject
 from pydase.observer_pattern.observer.property_observer import (
     PropertyObserver,
 )
@@ -37,6 +38,9 @@ class DataServiceObserver(PropertyObserver):
         for callback in self._notification_callbacks:
             callback(full_access_path, value, cached_value_dict)
 
+        if isinstance(value, ObservableObject):
+            self._update_property_deps_dict()
+
         self._notify_dependent_property_changes(full_access_path)
 
     def _update_cache_value(
diff --git a/src/pydase/observer_pattern/observer/property_observer.py b/src/pydase/observer_pattern/observer/property_observer.py
index 9298d3e..f543e0c 100644
--- a/src/pydase/observer_pattern/observer/property_observer.py
+++ b/src/pydase/observer_pattern/observer/property_observer.py
@@ -29,6 +29,9 @@ def get_property_dependencies(prop: property, prefix: str = "") -> list[str]:
 class PropertyObserver(Observer):
     def __init__(self, observable: Observable) -> None:
         super().__init__(observable)
+        self._update_property_deps_dict()
+
+    def _update_property_deps_dict(self) -> None:
         self.property_deps_dict = reverse_dict(
             self._get_properties_and_their_dependencies(self.observable)
         )