diff --git a/docs/changelog.rst b/docs/changelog.rst
index fd49f447..024609e9 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -3,7 +3,7 @@ ChangeLog
 
 .. Note for v4.x: don't forget to check "Deprecated" sections for removal.
 
-3.3.1 (unreleased)
+3.3.1 (2024-08-18)
 ------------------
 *New:*
 
diff --git a/setup.cfg b/setup.cfg
index ccbfe6fb..ee24cbd1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = factory_boy
-version = 3.3.1.dev0
+version = 3.3.1
 description = A versatile test fixtures replacement based on thoughtbot's factory_bot for Ruby.
 long_description = file: README.rst
 # https://docutils.sourceforge.io/FAQ.html#what-s-the-official-mime-type-for-restructuredtext-data