diff --git a/Changes.rst b/Changes.rst
index 7bdc34c..643ddb5 100644
--- a/Changes.rst
+++ b/Changes.rst
@@ -1,3 +1,8 @@
+Changes for v3.2.1 (2023-08-06)
+===============================
+
+-  Use dataclass.replace in SignatureReference construction. Fixes #231
+
 Changes for v3.2.0 (2023-04-12)
 ===============================
 
diff --git a/setup.py b/setup.py
index f7b6c0b..0f050d0 100755
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 
 setup(
     name="signxml",
-    version="3.2.0",
+    version="3.2.1",
     url="https://github.com/kislyuk/signxml",
     license="Apache Software License",
     author="Andrey Kislyuk",