diff --git a/py/desisim/_version.py b/py/desisim/_version.py
index 457618b1..b4d489f9 100644
--- a/py/desisim/_version.py
+++ b/py/desisim/_version.py
@@ -1 +1 @@
-__version__ = '0.38.0'
+__version__ = '0.38.0.dev2440'