diff --git a/scadnano/scadnano.py b/scadnano/scadnano.py
index a65fdbf3..3e2890ab 100644
--- a/scadnano/scadnano.py
+++ b/scadnano/scadnano.py
@@ -54,7 +54,7 @@
 # commented out for now to support Py3.6, which does not support this feature
 # from __future__ import annotations
 
-__version__ = "0.16.2"  # version line; WARNING: do not remove or change this line or comment
+__version__ = "0.16.3"  # version line; WARNING: do not remove or change this line or comment
 
 import dataclasses
 from abc import abstractmethod, ABC, ABCMeta