diff --git a/specparam/version.py b/specparam/version.py
index 34f0285d..0546c570 100644
--- a/specparam/version.py
+++ b/specparam/version.py
@@ -1 +1 @@
-__version__ = '2.0.0rc0'
\ No newline at end of file
+__version__ = '2.0.0rc1'
\ No newline at end of file