diff --git a/openpype/lib/editorial.py b/openpype/lib/editorial.py
index 0de266725f..9f55d1fcb1 100644
--- a/openpype/lib/editorial.py
+++ b/openpype/lib/editorial.py
@@ -168,7 +168,7 @@ def make_sequence_collection(path, otio_range, metadata):
     first, last = otio_range_to_frame_range(otio_range)
     collection = clique.Collection(
         head=head, tail=tail, padding=metadata["padding"])
-    collection.indexes.update([i for i in range(first, (last + 1))])
+    collection.indexes.update(list(range(first, last)))
     return dir_path, collection