diff --git a/CHANGES.rst b/CHANGES.rst
index 8098f8f..350496d 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,7 +1,7 @@
 Version 2.1.1
 -------------
 
-Unreleased
+Released 2022-03-09
 
 -   Handle date overflow in timed unsign. :pr:`296`
 
diff --git a/src/itsdangerous/__init__.py b/src/itsdangerous/__init__.py
index 67057d8..309a289 100644
--- a/src/itsdangerous/__init__.py
+++ b/src/itsdangerous/__init__.py
@@ -16,4 +16,4 @@
 from .url_safe import URLSafeSerializer as URLSafeSerializer
 from .url_safe import URLSafeTimedSerializer as URLSafeTimedSerializer
 
-__version__ = "2.1.1.dev0"
+__version__ = "2.1.1"