diff --git a/py/desidatamodel/_version.py b/py/desidatamodel/_version.py
index 5ab4f4f3..6718b49f 100644
--- a/py/desidatamodel/_version.py
+++ b/py/desidatamodel/_version.py
@@ -1 +1 @@
-__version__ = '24.9'
+__version__ = '24.9.dev1374'