diff --git a/atos/modules/OpenScenarioGateway/openscenariogateway.py b/atos/modules/OpenScenarioGateway/openscenariogateway.py
index 1bc3f8522..6a6236efd 100755
--- a/atos/modules/OpenScenarioGateway/openscenariogateway.py
+++ b/atos/modules/OpenScenarioGateway/openscenariogateway.py
@@ -108,13 +108,13 @@ def story_board_element_state_change_callback(self, story_board_element):
     def parameter_callback(self, params):
         for param in params:
             if param.name == SCENARIO_FILE_PARAMETER and param.value:
-                self.update_scenario()
+                self.update_scenario(file_name=param.value)
             elif param.name == ACTIVE_OBJECT_NAME_PARAMETER:
                 self.update_active_scenario_objects(active_objects_name=param.value)
         return SetParametersResult(successful=True)
 
-    def update_scenario(self):
-        scenario_file = self.getScenarioFilePath()
+    def update_scenario(self, file_name):
+        scenario_file = self.getAbsoluteOSCPath(file_name)
         # Check if the file exists, else throw an error
         if not path.exists(scenario_file):
             self.get_logger().error("File does not exist: {}".format(scenario_file))
@@ -147,12 +147,6 @@ def update_active_scenario_objects(self, active_objects_name: List[str]):
                     )
                 )
 
-    def init_callback(self, _):
-        self.update_scenario()
-        self.update_active_scenario_objects(
-            self.get_parameter(ACTIVE_OBJECT_NAME_PARAMETER).value
-        )
-
     def get_all_objects_in_scenario(self, scenario_file) -> List[ScenarioObject]:
         scenario = xosc.ParseOpenScenario(scenario_file)
         scenario_objects = {