diff --git a/misp_stix_converter/stix2misp/converters/stix2_note_converter.py b/misp_stix_converter/stix2misp/converters/stix2_note_converter.py
index a99d778..a9beb12 100644
--- a/misp_stix_converter/stix2misp/converters/stix2_note_converter.py
+++ b/misp_stix_converter/stix2misp/converters/stix2_note_converter.py
@@ -4,6 +4,7 @@
 from ... import Mapping
 from .stix2converter import InternalSTIX2Converter
 from .stix2mapping import InternalSTIX2Mapping, STIX2Mapping
+from stix2.v21 import Note
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING: