diff --git a/Add_preferences_action_to_mousepad_desktop_file.patch b/Add_preferences_action_to_mousepad_desktop_file.patch
new file mode 100644
index 0000000..557d914
--- /dev/null
+++ b/Add_preferences_action_to_mousepad_desktop_file.patch
@@ -0,0 +1,25 @@
+From 9ff299810a9c4f6a7373c53d5f3496399910ed4b Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Ga=C3=ABl=20Bonithon?= <gael@xfce.org>
+Date: Wed, 12 May 2021 12:03:01 +0200
+Subject: [PATCH] Add "preferences" action to `mousepad.desktop`
+
+Fixes #130.
+---
+ mousepad.desktop.in.in | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/mousepad.desktop.in.in b/mousepad.desktop.in.in
+index 969d77e1..612572ea 100644
+--- a/mousepad.desktop.in.in
++++ b/mousepad.desktop.in.in
+@@ -10,6 +10,7 @@ StartupNotify=true
+ Type=Application
+ Categories=Utility;TextEditor;GTK;
+ MimeType=text/plain;
++Actions=preferences;
+ 
+ [Desktop Action preferences]
+ _Name=Mousepad Preferences
+-- 
+GitLab
+
diff --git a/mousepad-0.4.2.tar.bz2 b/mousepad-0.4.2.tar.bz2
deleted file mode 100644
index 6dbb6ef..0000000
Binary files a/mousepad-0.4.2.tar.bz2 and /dev/null differ
diff --git a/mousepad-0.5.5.tar.bz2 b/mousepad-0.5.5.tar.bz2
new file mode 100644
index 0000000..09b5ba1
Binary files /dev/null and b/mousepad-0.5.5.tar.bz2 differ
diff --git a/mousepad.appdata.xml b/mousepad.appdata.xml
deleted file mode 100644
index 1763414..0000000
--- a/mousepad.appdata.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<application>
-  <id type="desktop">mousepad.desktop</id>
-  <metadata_license>CC0-1.0</metadata_license>
-  <summary>Simple Text editor for Xfce Desktop Environment</summary>
-  <description>
-   <p>Mousepad is a simple, fast and easy-to-use text editor, designed to be
-      an application for the quick editing of text files. Mousepad has many
-      features, including: search and replace, font selection, word wrapping,
-      multi-line indenting, auto indenting, line number display and the
-      ability to print your text files.
-   </p>
-  </description>
-  <url type="homepage">http://git.xfce.org/apps/mousepad/</url>
-  <url type="bugtracker">https://bugzilla.xfce.org/describecomponents.cgi?product=mousepad</url>
-
-  <screenshots>
-    <screenshot type="default">https://raw.githubusercontent.com/hughsie/fedora-appstream/master/screenshots-extra/mousepad/a.png</screenshot>
-  </screenshots>
-
-  <updatecontact>xfce4-dev@xfce.org</updatecontact>
-</application>
diff --git a/mousepad.spec b/mousepad.spec
index 81e567b..b361597 100644
--- a/mousepad.spec
+++ b/mousepad.spec
@@ -1,14 +1,15 @@
+%global minorversion 0.5
+
 Name:           mousepad
-Version:        0.4.2
+Version:        0.5.5
 Release:        1
 Summary:        Simple text editor for Xfce desktop environment
 License:        GPLv2+
-#Group:          Development/Libraries
-URL:            http://xfce.org/
-Source0:        http://archive.xfce.org/src/apps/%{name}/0.4/%{name}-%{version}.tar.bz2
-Source1:        %{name}.appdata.xml
+URL:            https://git.xfce.org/apps/mousepad/about/
+Source0:        http://archive.xfce.org/src/apps/%{name}/%{minorversion}/%{name}-%{version}.tar.bz2
+Patch0:         Add_preferences_action_to_mousepad_desktop_file.patch
+
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
-#BuildArch:      noarch
 BuildRequires:  gcc
 BuildRequires:  dbus-glib-devel
 BuildRequires:  exo-devel
@@ -47,6 +48,23 @@ the features:
     * Drag and Drop
     * Printing
 
+%package -n libmousepad0
+Summary:        Mousepad plugin provider
+Group:          System/Libraries
+Requires:       %{name} >= %{version}
+
+%description -n libmousepad0
+A plugin provider for the Mousepad text editor
+
+
+%package devel
+Summary:        Development files for Mousepad
+Group:          Development/Libraries
+Requires:       libmousepad0 >= %{version}
+
+%Description devel
+Development files for Mousepad plugin development
+
 %prep
 %autosetup
 
@@ -65,20 +83,36 @@ desktop-file-install \
     --dir=%{buildroot}%{_datadir}/applications \
     %{buildroot}/%{_datadir}/applications/%{name}.desktop
 
+desktop-file-install \
+    --remove-category="Application" \
+    --delete-original \
+    --dir=%{buildroot}%{_datadir}/applications \
+    %{buildroot}/%{_datadir}/applications/%{name}-settings.desktop
 
 mkdir -p %{buildroot}%{_metainfodir}
-install -p -m 644 %{SOURCE1} %{buildroot}%{_metainfodir}
 appstream-util validate-relax --nonet %{buildroot}/%{_metainfodir}/*.appdata.xml
 
 %files -f %{name}.lang
-%doc AUTHORS NEWS README TODO THANKS
+%doc AUTHORS NEWS THANKS
 %license COPYING
-%{_bindir}/mousepad 
+%{_bindir}/mousepad
 %{_metainfodir}/%{name}.appdata.xml
 %{_datadir}/applications/%{name}.desktop
+%{_datadir}/applications/%{name}-settings.desktop
 %{_datadir}/glib-2.0/schemas/org.xfce.mousepad.gschema.xml
 %{_datadir}/polkit-1/actions/org.xfce.mousepad.policy
+%{_datadir}/icons/hicolor/*/*/*.%{name}*
+
+%files -n libmousepad0
+%{_libdir}/libmousepad.*
+
+%files devel
+%{_libdir}/libmousepad.so
 
 %changelog
+* Fri Jun 18 2021 zhanglin <lin.zhang@turbolinux.com.cn> - 0.5.5-1
+- Update to 0.5.5
+- Split out devel and libmousepad0 library for plugins.
+
 * Mon Jul 27 2020 Dillon Chen <dillon.chen@turbolinux.com.cn> - 0.4.2-1
 - Init package