diff --git a/lib/windspharm/__init__.py b/lib/windspharm/__init__.py
index 9edc354..85450f9 100644
--- a/lib/windspharm/__init__.py
+++ b/lib/windspharm/__init__.py
@@ -29,7 +29,7 @@
 __all__ = []
 
 # Package version number.
-__version__ = '1.5.dev0'
+__version__ = '1.5.0'
 
 try:
     from . import cdms