diff --git a/wntr/__init__.py b/wntr/__init__.py
index 3c40c6928..3140a0aa8 100644
--- a/wntr/__init__.py
+++ b/wntr/__init__.py
@@ -8,7 +8,7 @@
 from wntr import gis
 from wntr import utils
 
-__version__ = '1.3.0rc0'
+__version__ = '1.3.0rc1'
 
 __copyright__ = """Copyright 2023 National Technology & Engineering 
 Solutions of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525