diff --git a/pyzebra/__init__.py b/pyzebra/__init__.py
index f665f3d..fc95045 100644
--- a/pyzebra/__init__.py
+++ b/pyzebra/__init__.py
@@ -5,4 +5,4 @@ from pyzebra.h5 import *
 from pyzebra.utils import *
 from pyzebra.xtal import *
 
-__version__ = "0.6.3"
+__version__ = "0.6.4"