diff --git a/misp_stix_converter/stix2misp/converters/stix2_observable_objects_converter.py b/misp_stix_converter/stix2misp/converters/stix2_observable_objects_converter.py
index 3e4b50b..2d76471 100644
--- a/misp_stix_converter/stix2misp/converters/stix2_observable_objects_converter.py
+++ b/misp_stix_converter/stix2misp/converters/stix2_observable_objects_converter.py
@@ -206,6 +206,7 @@ def _parse_software_observable_object(
         observable['misp_object'] = misp_object
         return misp_object
 
+
 class STIX2ObservableObjectConverter(
         STIX2SampleObervableParser, ExternalSTIX2ObservableConverter):
     def __init__(self, main: 'ExternalSTIX2toMISPParser'):
@@ -616,10 +617,6 @@ class STIX2SampleObservableConverter(STIX2SampleObervableParser):
     def __init__(self, main: _MAIN_CONVERTER_TYPING):
         self._main_converter = main
 
-    @property
-    def event_uuid(self) -> str:
-        return self.main_parser.misp_event.uuid
-
     @property
     def main_parser(self) -> 'ExternalSTIX2toMISPParser':
         return self._main_converter.main_parser