diff --git a/docs/changelog.rst b/docs/changelog.rst
index 67d4dfb5..ad11c08f 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -21,6 +21,10 @@ To avail of fixes in an unreleased version, please download a ZIP file
 In progress (unreleased)
 ------------------------
 
+
+v0.3.33 (2025-11-22)
+--------------------
+
 * :gh:issue:`1354` :mod:`ansible_mitogen`: ansible_mitogen: Ansible 13
   (ansible-core 2.20) support
 
diff --git a/mitogen/__init__.py b/mitogen/__init__.py
index 66b0092a..2d0af387 100644
--- a/mitogen/__init__.py
+++ b/mitogen/__init__.py
@@ -35,7 +35,7 @@ be expected. On the slave, it is built dynamically during startup.
 
 
 #: Library version as a tuple.
-__version__ = (0, 3, 33, 'dev')
+__version__ = (0, 3, 33)
 
 
 #: This is :data:`False` in slave contexts. Previously it was used to prevent