diff --git a/0001-Revert-Bump-version.patch b/0001-Revert-Bump-version.patch
new file mode 100644
index 0000000..ca3ef47
--- /dev/null
+++ b/0001-Revert-Bump-version.patch
@@ -0,0 +1,25 @@
+From 12975b72d6f549cd3da9a56e8d14c84a3c578602 Mon Sep 17 00:00:00 2001
+From: Fabian Vogt <fvogt@suse.de>
+Date: Tue, 22 Jun 2021 21:38:50 +0200
+Subject: [PATCH] Revert "Bump version"
+
+This reverts commit 6ad9a687da69d54adf59e47ba285b9697a83b447.
+---
+ .qmake.conf | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/.qmake.conf b/.qmake.conf
+index 13d3ec1d..7f986544 100644
+--- a/.qmake.conf
++++ b/.qmake.conf
+@@ -2,6 +2,6 @@ load(qt_build_config)
+ 
+ DEFINES += QT_NO_JAVA_STYLE_ITERATORS QT_NO_LINKED_LIST
+ 
+-MODULE_VERSION = 5.15.3
++MODULE_VERSION = 5.15.2
+ CONFIG += warning_clean
+ CMAKE_MODULE_TESTS=-
+-- 
+2.20.1
+
diff --git a/_service b/_service
new file mode 100644
index 0000000..f619ce2
--- /dev/null
+++ b/_service
@@ -0,0 +1,18 @@
+<services>
+  <service name="obs_scm" mode="disabled">
+   <param name="changesgenerate">enable</param>
+   <param name="versionformat">5.15.2+kde@TAG_OFFSET@</param>
+   <param name="url">https://invent.kde.org/qt/qt/qtdatavis3d.git</param>
+   <param name="scm">git</param>
+   <param name="filename">qtdatavis3d-everywhere-src</param>
+   <param name="revision">kde/5.15</param>
+   <param name="parent-tag">v5.15.2</param>
+   <param name="changesgenerate">enable</param>
+  </service>
+  <service name="set_version" mode="disabled"/>
+  <service name="tar" mode="buildtime"/>
+  <service name="recompress" mode="buildtime">
+   <param name="file">*.tar</param>
+   <param name="compression">xz</param>
+  </service>
+</services>
diff --git a/_servicedata b/_servicedata
new file mode 100644
index 0000000..9f96ba8
--- /dev/null
+++ b/_servicedata
@@ -0,0 +1,4 @@
+<servicedata>
+<service name="tar_scm">
+                <param name="url">https://invent.kde.org/qt/qt/qtdatavis3d.git</param>
+              <param name="changesrevision">c085311c02dd216e5a041b90c164d55b3cf3ce92</param></service></servicedata>
\ No newline at end of file
diff --git a/libqt5-qtdatavis3d.changes b/libqt5-qtdatavis3d.changes
index d7dab8c..5ffc2db 100644
--- a/libqt5-qtdatavis3d.changes
+++ b/libqt5-qtdatavis3d.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Tue Jun 22 19:38:51 UTC 2021 - Fabian Vogt <fabian@ritter-vogt.de>
+
+- Switch to KDE's maintenance branch
+- Update to version 5.15.2+kde2:
+  * Add changes file for Qt 5.15.2
+  * Bump version
+- Add patch to reset version to 5.15.2:
+  * 0001-Revert-Bump-version.patch
+
 -------------------------------------------------------------------
 Sat Jan 16 16:25:01 UTC 2021 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/libqt5-qtdatavis3d.spec b/libqt5-qtdatavis3d.spec
index 438b8a5..2b68d7e 100644
--- a/libqt5-qtdatavis3d.spec
+++ b/libqt5-qtdatavis3d.spec
@@ -19,22 +19,24 @@
 # Internal QML import of examples
 %global __requires_exclude qmlimport\\(CustomFormatter.*
 
-%define qt5_snapshot 0
+%define qt5_snapshot 1
 %define libname libQt5DataVisualization5
 %define base_name libqt5
 %define real_version 5.15.2
 %define so_version 5.15.2
-%define tar_version qtdatavis3d-everywhere-src-5.15.2
+%define tar_version qtdatavis3d-everywhere-src-%{version}
 Name:           libqt5-qtdatavis3d
-Version:        5.15.2
+Version:        5.15.2+kde2
 Release:        0
 Summary:        Qt5 Data Visualization 3D
 License:        GPL-3.0-or-later
 Group:          Development/Libraries/X11
 URL:            https://doc.qt.io/qt-5/qtdatavisualization-index.html
-Source:         https://download.qt.io/official_releases/qt/5.15/%{real_version}/submodules/%{tar_version}.tar.xz
+Source:         %{tar_version}.tar.xz
+# PATCH-FIX-OPENSUSE
+Patch1:         0001-Revert-Bump-version.patch
 BuildRequires:  fdupes
-BuildRequires:  libqt5-qtdeclarative-devel >= %{version}
+BuildRequires:  libqt5-qtdeclarative-devel >= %{real_version}
 %if %{qt5_snapshot}
 #to create the forwarding headers
 BuildRequires:  perl
@@ -62,7 +64,7 @@ Qt5 Data Visualization module provides a way to visualize data in 3D.
   * Volumetric custom items
 
 %prep
-%setup -q -n qtdatavis3d-everywhere-src-%{real_version}
+%autosetup -p1 -n %{tar_version}
 
 %package -n %{libname}
 Summary:        Qt5 Data Visualization module
diff --git a/qtdatavis3d-everywhere-src-5.15.2+kde2.obscpio b/qtdatavis3d-everywhere-src-5.15.2+kde2.obscpio
new file mode 100644
index 0000000..149fdda
--- /dev/null
+++ b/qtdatavis3d-everywhere-src-5.15.2+kde2.obscpio
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e6fd6a3254b9e76c5e4c2ae73239e943ae035273425a6a6c589bfe2765bb2d87
+size 19770382
diff --git a/qtdatavis3d-everywhere-src-5.15.2.tar.xz b/qtdatavis3d-everywhere-src-5.15.2.tar.xz
deleted file mode 100644
index 9104f08..0000000
--- a/qtdatavis3d-everywhere-src-5.15.2.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:226a6575d573ad78aca459709722c496c23aee526aa0c38eb7c93b0bea1eb6fd
-size 5191436
diff --git a/qtdatavis3d-everywhere-src.obsinfo b/qtdatavis3d-everywhere-src.obsinfo
new file mode 100644
index 0000000..6f5b04e
--- /dev/null
+++ b/qtdatavis3d-everywhere-src.obsinfo
@@ -0,0 +1,5 @@
+name: qtdatavis3d-everywhere-src
+version: 5.15.2+kde2
+mtime: 1603885577
+commit: c085311c02dd216e5a041b90c164d55b3cf3ce92
+