diff --git a/HISTORY.rst b/HISTORY.rst
index 6668587..ed30fc2 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -1,7 +1,7 @@
 History
 =======
 
-2.3.3 (unreleased)
+2.3.3 (2024-11-26)
 ------------------
 
 - Reverted string-casting of file paths in GridH5ResultAdmin constructor.
diff --git a/threedigrid/__init__.py b/threedigrid/__init__.py
index d33658d..ae16469 100644
--- a/threedigrid/__init__.py
+++ b/threedigrid/__init__.py
@@ -1,3 +1,3 @@
 # Threedigrid version number is automatic updated with zest.releaser
 # the version number in setup.py is updated using the find_version()
-__version__ = "2.3.3.dev0"
+__version__ = "2.3.3"