diff --git a/kpmcore-4.0.0-dbusdir.patch b/kpmcore-4.0.0-dbusdir.patch
new file mode 100644
index 0000000..27d89c4
--- /dev/null
+++ b/kpmcore-4.0.0-dbusdir.patch
@@ -0,0 +1,15 @@
+diff --git a/src/util/CMakeLists.txt b/src/util/CMakeLists.txt
+index d616933..b3f2ee2 100644
+--- a/src/util/CMakeLists.txt
++++ b/src/util/CMakeLists.txt
+@@ -50,8 +50,8 @@ target_link_libraries(kpmcore_externalcommand
+ )
+ 
+ install(TARGETS kpmcore_externalcommand DESTINATION ${KAUTH_HELPER_INSTALL_DIR})
+-install( FILES util/org.kde.kpmcore.helperinterface.conf DESTINATION ${SYSCONF_INSTALL_DIR}/dbus-1/system.d )
+-install( FILES util/org.kde.kpmcore.applicationinterface.conf DESTINATION ${SYSCONF_INSTALL_DIR}/dbus-1/system.d )
++install( FILES util/org.kde.kpmcore.helperinterface.conf DESTINATION ${KDE_INSTALL_DBUSDIR}/system.d )
++install( FILES util/org.kde.kpmcore.applicationinterface.conf DESTINATION ${KDE_INSTALL_DBUSDIR}/system.d )
+ 
+ kauth_install_helper_files(kpmcore_externalcommand org.kde.kpmcore.externalcommand root)
+ kauth_install_actions(org.kde.kpmcore.externalcommand util/org.kde.kpmcore.externalcommand.actions)
diff --git a/kpmcore.spec b/kpmcore.spec
index 95a9443..2da1258 100644
--- a/kpmcore.spec
+++ b/kpmcore.spec
@@ -1,6 +1,6 @@
 Name:          kpmcore
 Version:       4.0.0
-Release:       1mamba
+Release:       2mamba
 Summary:       Library for managing partitions
 Group:         System/Libraries
 Vendor:        openmamba
@@ -9,6 +9,7 @@ Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/KDE/kpmcore.git
 ## GITSOURCE https://github.com/KDE/kpmcore.git v2.2.1
 Source:        https://github.com/KDE/kpmcore.git/v%{version}/kpmcore-%{version}.tar.bz2
+Patch0:        kpmcore-4.0.0-dbusdir.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -49,11 +50,11 @@ Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
 %description -n lib%{name}-devel
 This package contains libraries and header files for developing applications that use %{name}.
 
-
 %debug_package
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
 %cmake_kde5 -d build
@@ -71,14 +72,11 @@ This package contains libraries and header files for developing applications tha
 
 %files -n lib%{name}
 %defattr(-,root,root)
-%{_sysconfdir}/dbus-1/system.d/org.kde.kpmcore.*.conf
 %{_libdir}/libkpmcore.so.*
 %{_qt5_plugindir}/libpmdummybackendplugin.so
 %{_qt5_plugindir}/libpmsfdiskbackendplugin.so
 %{_libexecdir}/kf5/kauth/kpmcore_externalcommand
-%ifarch arm
-%{_datadir}/dbus-1/system.d/org.kde.kpmcore.externalcommand.conf
-%endif
+%{_datadir}/dbus-1/system.d/org.kde.kpmcore.*.conf
 %{_datadir}/dbus-1/system-services/org.kde.kpmcore.externalcommand.service
 %{_datadir}/polkit-1/actions/org.kde.kpmcore.externalcommand.policy
 
@@ -91,6 +89,9 @@ This package contains libraries and header files for developing applications tha
 %{_libdir}/libkpmcore.so
 
 %changelog
+* Sat Oct 05 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.0-2mamba
+- added a patch from arch to fix dbus files installation directory
+
 * Sun May 26 2019 Automatic Build System <autodist@mambasoft.it> 4.0.0-1mamba
 - automatic version update by autodist