diff --git a/sources b/sources
index 13488fe..5a586c2 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (tuned-2.21.0-rc.1.tar.gz) = 92b0ef5a117c6f40c3260676ffdf23c5ea92952505501ccd67ede03a3a34b358c9a789757a00f4ab2c0dc89907f25d2eb5b53ec2e5766d941ba2c129cc123b92
+SHA512 (tuned-2.21.0.tar.gz) = f1f58d582997db7789af990895c63c1fd4f6329b95cda7fa0fb314f95f05be120b90228e347d0239e4a4bed13baad66a42f006880e369f46741ecf8705bb92d0
diff --git a/tuned.spec b/tuned.spec
index e6d6d74..129ba8f 100644
--- a/tuned.spec
+++ b/tuned.spec
@@ -26,8 +26,8 @@
 %endif
 %endif
 
-%global prerelease rc
-%global prereleasenum 1
+#%%global prerelease rc
+#%%global prereleasenum 1
 
 %global prerel1 %{?prerelease:.%{prerelease}%{prereleasenum}}
 %global prerel2 %{?prerelease:-%{prerelease}.%{prereleasenum}}
@@ -35,7 +35,7 @@
 Summary: A dynamic adaptive system tuning daemon
 Name: tuned
 Version: 2.21.0
-Release: 0.1%{?prerel1}%{?dist}
+Release: 1%{?prerel1}%{?dist}
 License: GPLv2+
 Source0: https://github.com/redhat-performance/%{name}/archive/v%{version}%{?prerel2}/%{name}-%{version}%{?prerel2}.tar.gz
 # RHEL-9 specific recommend.conf:
@@ -553,6 +553,11 @@ fi
 %{_mandir}/man7/tuned-profiles-openshift.7*
 
 %changelog
+* Tue Aug 29 2023 Jaroslav Škarvada <jskarvad@redhat.com> - 2.21.0-1
+- new release
+  - api: fixed stop method not to require any parameter
+    resolves: rhbz#2235637
+
 * Sun Aug 20 2023 Jaroslav Škarvada <jskarvad@redhat.com> - 2.21.0-0.1.rc1
 - new release
   - rebased tuned to latest upstream