diff --git a/src/thrember/features.py b/src/thrember/features.py
index fbfc8c6..186ecad 100644
--- a/src/thrember/features.py
+++ b/src/thrember/features.py
@@ -25,7 +25,7 @@
 import pefile
 from sklearn.feature_extraction import FeatureHasher
 import signify
-from signify.authenticode import SignedPEFile
+from signify.authenticode.signed_file import SignedPEFile
 from datetime import datetime