diff --git a/iris_sample_data/__init__.py b/iris_sample_data/__init__.py
index 1d320dc..c2be812 100644
--- a/iris_sample_data/__init__.py
+++ b/iris_sample_data/__init__.py
@@ -4,7 +4,7 @@
 
 
 # Iris sample data version.
-__version__ = '2.3.dev0'
+__version__ = '2.3.0'
 
 # Root directory containing the iris sample data.
 path = os.path.join(os.path.abspath(os.path.dirname(__file__)), 'sample_data')