diff --git a/knetwalk-21.03.90.tar.xz b/knetwalk-21.03.90.tar.xz
deleted file mode 100644
index 02362c8..0000000
--- a/knetwalk-21.03.90.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
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-oid sha256:46c80959cd3cce8b3b800c2f8e2195a3c1af504857443c1f0bc81dea408092be
-size 1269556
diff --git a/knetwalk-21.03.90.tar.xz.sig b/knetwalk-21.03.90.tar.xz.sig
deleted file mode 100644
index 2101d8f..0000000
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+++ /dev/null
@@ -1,16 +0,0 @@
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new file mode 100644
index 0000000..ccb6693
--- /dev/null
+++ b/knetwalk-21.04.0.tar.xz
@@ -0,0 +1,3 @@
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+oid sha256:959c3dcf616877ed1a2e3cdb4c563c78ea2cc7d6a97130de7acdb22b9f2bfa88
+size 1269676
diff --git a/knetwalk-21.04.0.tar.xz.sig b/knetwalk-21.04.0.tar.xz.sig
new file mode 100644
index 0000000..242470e
--- /dev/null
+++ b/knetwalk-21.04.0.tar.xz.sig
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diff --git a/knetwalk.changes b/knetwalk.changes
index 14911a8..3ee2eec 100644
--- a/knetwalk.changes
+++ b/knetwalk.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Fri Apr 16 16:12:19 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
+
+- Update to 21.04.0
+  * New feature release
+  * For more details please see:
+  * https://kde.org/announcements/releases/21.04.0
+- No code change since 21.03.90
+
 -------------------------------------------------------------------
 Fri Apr  9 17:40:45 UTC 2021 - Christophe Giboudeaux <christophe@krop.fr>
 
diff --git a/knetwalk.spec b/knetwalk.spec
index 77d04ca..5e40689 100644
--- a/knetwalk.spec
+++ b/knetwalk.spec
@@ -21,13 +21,17 @@
 %{!?_kapp_version: %define _kapp_version %(echo %{version}| awk -F. '{print $1"."$2}')}
 %bcond_without lang
 Name:           knetwalk
-Version:        21.03.90
+Version:        21.04.0
 Release:        0
 Summary:        Puzzle game
 License:        GPL-2.0-or-later
 Group:          Amusements/Games/Board/Puzzle
-URL:            https://www.kde.org
-Source:         https://download.kde.org/unstable/release-service/%{version}/src/%{name}-%{version}.tar.xz
+URL:            https://apps.kde.org/knetwalk
+Source:         https://download.kde.org/stable/release-service/%{version}/src/%{name}-%{version}.tar.xz
+%if %{with lang}
+Source1:        https://download.kde.org/stable/release-service/%{version}/src/%{name}-%{version}.tar.xz.sig
+Source2:        applications.keyring
+%endif
 BuildRequires:  extra-cmake-modules
 BuildRequires:  update-desktop-files
 BuildRequires:  cmake(KF5Config)
@@ -45,10 +49,6 @@ BuildRequires:  cmake(Qt5Quick)
 BuildRequires:  cmake(Qt5Widgets)
 Obsoletes:      %{name}5 < %{version}
 Provides:       %{name}5 = %{version}
-%if %{with lang}
-Source1:        https://download.kde.org/unstable/release-service/%{version}/src/%{name}-%{version}.tar.xz.sig
-Source2:        applications.keyring
-%endif
 Recommends:     %{name}-lang
 
 %description
@@ -57,7 +57,7 @@ Turn the board pieces to get all computers connected.
 %lang_package
 
 %prep
-%setup -q -n knetwalk-%{version}
+%autosetup -p1 -n knetwalk-%{version}
 
 %build
   %cmake_kf5 -d build
@@ -75,10 +75,10 @@ Turn the board pieces to get all computers connected.
 %license COPYING COPYING.DOC
 %doc %lang(en) %{_kf5_htmldir}/en/knetwalk/
 %{_kf5_applicationsdir}/org.kde.knetwalk.desktop
+%{_kf5_appstreamdir}/org.kde.knetwalk.appdata.xml
 %{_kf5_bindir}/knetwalk
 %{_kf5_iconsdir}/hicolor/*/*/knetwalk.*
 %{_kf5_sharedir}/knetwalk/
-%{_kf5_appstreamdir}/org.kde.knetwalk.appdata.xml
 
 %if %{with lang}
 %files lang -f %{name}.lang