diff --git a/src/cholupdates/__init__.py b/src/cholupdates/__init__.py
index b898560..13be0ca 100644
--- a/src/cholupdates/__init__.py
+++ b/src/cholupdates/__init__.py
@@ -4,4 +4,4 @@
 
 from . import rank_1
 
-__version__ = "0.0.1-alpha"
+__version__ = "0.0.1a1"