diff --git a/python/snewpy/_version.py b/python/snewpy/_version.py
index fcb6b5dc..51ed7c48 100644
--- a/python/snewpy/_version.py
+++ b/python/snewpy/_version.py
@@ -1 +1 @@
-__version__ = '1.5'
+__version__ = '1.5.1'