diff --git a/desktop/gnome/addons/gnome-system-monitor/actions.py b/desktop/gnome/addons/gnome-system-monitor/actions.py
new file mode 100644
index 0000000000..d8c48c9137
--- /dev/null
+++ b/desktop/gnome/addons/gnome-system-monitor/actions.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Licensed under the GNU General Public License, version 3.
+# See the file http://www.gnu.org/licenses/gpl.txt
+
+from pisi.actionsapi import autotools
+from pisi.actionsapi import pisitools
+from pisi.actionsapi import shelltools
+from pisi.actionsapi import mesontools
+from pisi.actionsapi import get
+
+def setup():
+    mesontools.configure("-Dsystemd=false")
+
+def build():
+    mesontools.build()
+
+def install():
+    mesontools.install()
+    
+    pisitools.dodoc("AUTHORS", "ChangeLog", "COPYING", "NEWS", "README*")
diff --git a/desktop/gnome/addons/gnome-system-monitor/pspec.xml b/desktop/gnome/addons/gnome-system-monitor/pspec.xml
new file mode 100644
index 0000000000..9cf940a052
--- /dev/null
+++ b/desktop/gnome/addons/gnome-system-monitor/pspec.xml
@@ -0,0 +1,84 @@
+<?xml version="1.0" ?>
+<!DOCTYPE PISI SYSTEM "http://www.pisilinux.org/projeler/pisi/pisi-spec.dtd">
+<PISI>
+    <Source>
+        <Name>gnome-system-monitor</Name>
+        <Homepage>https://wiki.gnome.org/Apps/SystemMonitor</Homepage>
+        <Packager>
+            <Name>Pisi Linux Admins</Name>
+            <Email>admin@pisilinux.org</Email>
+        </Packager>
+        <License>GPLv3</License>
+        <IsA>library</IsA>
+        <Summary>View current processes and monitor system state</Summary>
+        <Description>Mevcut süreçleri görüntüleyin ve sistem durumunu izleyin </Description>
+        <Archive sha1sum="f4044d61b0372f0441cd8c837ed5f9df9307b8a1" type="tarxz">https://download.gnome.org/sources/gnome-system-monitor/40/gnome-system-monitor-40.1.tar.xz</Archive>
+        <BuildDependencies>
+            <Dependency>meson</Dependency>
+            <Dependency>itstool</Dependency>
+            <Dependency>gtk3-devel</Dependency>
+            <Dependency>yelp-tools</Dependency>
+            <Dependency>cairo-devel</Dependency>
+            <Dependency>glib2-devel</Dependency>
+            <Dependency>polkit-devel</Dependency>
+            <Dependency>pango-devel</Dependency>
+            <Dependency>glibmm-devel</Dependency>
+            <Dependency>gtkmm3-devel</Dependency>
+            <Dependency>libgtop-devel</Dependency>
+            <Dependency>librsvg-devel</Dependency>
+            <Dependency>libxml2-devel</Dependency>
+            <Dependency>libhandy-devel</Dependency>
+            <Dependency>libsigc++-devel</Dependency>
+            <Dependency>gdk-pixbuf-devel</Dependency>
+            <Dependency>desktop-file-utils</Dependency>
+            <Dependency>appstream-glib-devel</Dependency>
+        </BuildDependencies>
+        <!--
+        <Patches>
+            <Patch>gnome-system-monitor.patch</Patch>
+            <Patch level="1">gnome-system-monitor.patch</Patch>
+        </Patches>
+        -->
+    </Source>
+
+    <Package>
+        <Name>gnome-system-monitor</Name>
+        <RuntimeDependencies>
+            <Dependency>gtk3</Dependency>
+            <Dependency>cairo</Dependency>
+            <Dependency>glib2</Dependency>
+            <Dependency>pango</Dependency>
+            <Dependency>glibmm</Dependency>
+            <Dependency>gtkmm3</Dependency>
+            <Dependency>libgcc</Dependency>
+            <Dependency>libgtop</Dependency>
+            <Dependency>librsvg</Dependency>
+            <Dependency>libhandy</Dependency>
+            <Dependency>libsigc++</Dependency>
+            <Dependency>gdk-pixbuf</Dependency>
+        </RuntimeDependencies>
+        <Files>
+            <Path fileType="executable">/usr/bin</Path>
+            <Path fileType="executable">/usr/libexec</Path>
+            <Path fileType="data">/usr/share/applications</Path>
+            <Path fileType="data">/usr/share/polkit-1</Path>
+            <Path fileType="data">/usr/share/icons</Path>
+            <Path fileType="data">/usr/share/glib-2.0</Path>
+            <Path fileType="data">/usr/share/gnome-system-monitor</Path>
+            <Path fileType="localedata">/usr/share/locale</Path>
+            <Path fileType="data">/usr/share/help</Path>
+            <Path fileType="info">/usr/share/metainfo</Path>
+            <Path fileType="doc">/usr/share/doc</Path>
+        </Files>
+    </Package>
+
+    <History>
+        <Update release="1">
+            <Date>2021-06-01</Date>
+            <Version>40.1</Version>
+            <Comment>First release</Comment>
+            <Name>Pisi Linux Admins</Name>
+            <Email>admin@pisilinux.org</Email>
+        </Update>
+    </History>
+</PISI>
diff --git a/desktop/gnome/addons/gnome-system-monitor/translations.xml b/desktop/gnome/addons/gnome-system-monitor/translations.xml
new file mode 100644
index 0000000000..e673a93f29
--- /dev/null
+++ b/desktop/gnome/addons/gnome-system-monitor/translations.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" ?>
+<PISI>
+    <Source>
+        <Name>gnome-system-monitor</Name>
+        <Summary xml:lang="tr">View current processes and monitor system state</Summary>
+        <Description xml:lang="tr">Mevcut süreçleri görüntüleyin ve sistem durumunu izleyin </Description>
+    </Source>
+</PISI>
diff --git a/pisi-index.xml b/pisi-index.xml
index 060a0c0922..1d30c577b1 100644
--- a/pisi-index.xml
+++ b/pisi-index.xml
@@ -35481,6 +35481,84 @@ using GTK/GNOME.</Summary>
             </Update>
         </History>
     </SpecFile>
+    <SpecFile>
+        <Source>
+            <Name>gnome-system-monitor</Name>
+            <Homepage>https://wiki.gnome.org/Apps/SystemMonitor</Homepage>
+            <Packager>
+                <Name>Pisi Linux Admins</Name>
+                <Email>admin@pisilinux.org</Email>
+            </Packager>
+            <License>GPLv3</License>
+            <IsA>library</IsA>
+            <PartOf>desktop.gnome.addons</PartOf>
+            <Summary xml:lang="en">View current processes and monitor system state</Summary>
+            <Summary xml:lang="tr">View current processes and monitor system state</Summary>
+            <Description xml:lang="en">Mevcut süreçleri görüntüleyin ve sistem durumunu izleyin</Description>
+            <Description xml:lang="tr">Mevcut süreçleri görüntüleyin ve sistem durumunu izleyin </Description>
+            <Archive type="tarxz" sha1sum="f4044d61b0372f0441cd8c837ed5f9df9307b8a1" name="gnome-system-monitor-40.1.tar.xz">https://download.gnome.org/sources/gnome-system-monitor/40/gnome-system-monitor-40.1.tar.xz</Archive>
+            <BuildDependencies>
+                <Dependency>meson</Dependency>
+                <Dependency>itstool</Dependency>
+                <Dependency>gtk3-devel</Dependency>
+                <Dependency>yelp-tools</Dependency>
+                <Dependency>cairo-devel</Dependency>
+                <Dependency>glib2-devel</Dependency>
+                <Dependency>polkit-devel</Dependency>
+                <Dependency>pango-devel</Dependency>
+                <Dependency>glibmm-devel</Dependency>
+                <Dependency>gtkmm3-devel</Dependency>
+                <Dependency>libgtop-devel</Dependency>
+                <Dependency>librsvg-devel</Dependency>
+                <Dependency>libxml2-devel</Dependency>
+                <Dependency>libhandy-devel</Dependency>
+                <Dependency>libsigc++-devel</Dependency>
+                <Dependency>gdk-pixbuf-devel</Dependency>
+                <Dependency>desktop-file-utils</Dependency>
+                <Dependency>appstream-glib-devel</Dependency>
+            </BuildDependencies>
+            <SourceURI>desktop/gnome/addons/gnome-system-monitor/pspec.xml</SourceURI>
+        </Source>
+        <Package>
+            <Name>gnome-system-monitor</Name>
+            <RuntimeDependencies>
+                <Dependency>gtk3</Dependency>
+                <Dependency>cairo</Dependency>
+                <Dependency>glib2</Dependency>
+                <Dependency>pango</Dependency>
+                <Dependency>glibmm</Dependency>
+                <Dependency>gtkmm3</Dependency>
+                <Dependency>libgcc</Dependency>
+                <Dependency>libgtop</Dependency>
+                <Dependency>librsvg</Dependency>
+                <Dependency>libhandy</Dependency>
+                <Dependency>libsigc++</Dependency>
+                <Dependency>gdk-pixbuf</Dependency>
+            </RuntimeDependencies>
+            <Files>
+                <Path fileType="executable">/usr/bin</Path>
+                <Path fileType="executable">/usr/libexec</Path>
+                <Path fileType="data">/usr/share/applications</Path>
+                <Path fileType="data">/usr/share/polkit-1</Path>
+                <Path fileType="data">/usr/share/icons</Path>
+                <Path fileType="data">/usr/share/glib-2.0</Path>
+                <Path fileType="data">/usr/share/gnome-system-monitor</Path>
+                <Path fileType="localedata">/usr/share/locale</Path>
+                <Path fileType="data">/usr/share/help</Path>
+                <Path fileType="info">/usr/share/metainfo</Path>
+                <Path fileType="doc">/usr/share/doc</Path>
+            </Files>
+        </Package>
+        <History>
+            <Update release="1">
+                <Date>2021-06-01</Date>
+                <Version>40.1</Version>
+                <Comment>First release</Comment>
+                <Name>Pisi Linux Admins</Name>
+                <Email>admin@pisilinux.org</Email>
+            </Update>
+        </History>
+    </SpecFile>
     <SpecFile>
         <Source>
             <Name>gnome-disk-utility</Name>
diff --git a/pisi-index.xml.sha1sum b/pisi-index.xml.sha1sum
index 814317ea35..2c7476bc36 100644
--- a/pisi-index.xml.sha1sum
+++ b/pisi-index.xml.sha1sum
@@ -1 +1 @@
-1f368dd1384c53a24e4277462a5e5257cb66b859
\ No newline at end of file
+df676341bd470c23c773f182c049edcca9cb6bd6
\ No newline at end of file
diff --git a/pisi-index.xml.xz b/pisi-index.xml.xz
index e20c871b84..5ffc4a4c04 100644
Binary files a/pisi-index.xml.xz and b/pisi-index.xml.xz differ
diff --git a/pisi-index.xml.xz.sha1sum b/pisi-index.xml.xz.sha1sum
index e1b9c4da1a..ce7d3c5455 100644
--- a/pisi-index.xml.xz.sha1sum
+++ b/pisi-index.xml.xz.sha1sum
@@ -1 +1 @@
-09156156b0e6d4a222944fc119e8ede9a1a0c366
\ No newline at end of file
+8d7096c4dd540a7234c4721130ab9b8c6d09cc66
\ No newline at end of file