diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a53d9b..6454918 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,19 @@
 # CHANGELOG
 
 
+## v1.21.0 (2025-06-04)
+
+### Bug Fixes
+
+- **bec_signals**: Fix validation of async signals
+  ([`b76acfe`](https://github.com/bec-project/ophyd_devices/commit/b76acfebb46398c398ec41786f8a38b7544e4aba))
+
+### Features
+
+- Add async signal to test device
+  ([`0ed4b8d`](https://github.com/bec-project/ophyd_devices/commit/0ed4b8dea13ed26441c83d074df1eca79f34ac7c))
+
+
 ## v1.20.0 (2025-06-03)
 
 ### Continuous Integration
diff --git a/pyproject.toml b/pyproject.toml
index c1dcc5b..e1079f2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "ophyd_devices"
-version = "1.20.0"
+version = "1.21.0"
 description = "Custom device implementations based on the ophyd hardware abstraction layer"
 requires-python = ">=3.10"
 classifiers = [