diff --git a/tox.ini b/tox.ini
index 36b7ba46..495b1998 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@ exclude = .*
 extend-ignore = E203,W503
 per-file-ignores =
     */__init__.py: F401,F403
-    polytope/datacube/index_tree_pb2.py: E501
+    polytope_feature/datacube/index_tree_pb2.py: E501
 [isort]
 profile=black
 skip_glob=.*
\ No newline at end of file