diff --git a/pkgs/desktops/mate/mate-system-monitor/default.nix b/pkgs/desktops/mate/mate-system-monitor/default.nix
index 982d2d77b3e..ce281ebdda1 100644
--- a/pkgs/desktops/mate/mate-system-monitor/default.nix
+++ b/pkgs/desktops/mate/mate-system-monitor/default.nix
@@ -1,12 +1,12 @@
-{ stdenv, fetchurl, pkgconfig, intltool, itstool, gtkmm3, libxml2, libgtop, libwnck3, librsvg, systemd, wrapGAppsHook }:
+{ stdenv, fetchurl, pkgconfig, intltool, itstool, gtkmm3, libxml2, libgtop, libwnck3, librsvg, polkit, systemd, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
   pname = "mate-system-monitor";
-  version = "1.22.2";
+  version = "1.24.0";
 
   src = fetchurl {
     url = "https://pub.mate-desktop.org/releases/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    sha256 = "1d4l5rv01343jf8bk2j5hxvrbp3d705nd4v2pdrjn4h5dw8nxsl1";
+    sha256 = "1cb36lrsn4fhsryl2kl4yq0qhp1p4r7k21w3fc2ywjga8fdxx6y5";
   };
 
   nativeBuildInputs = [
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
     libgtop
     libwnck3
     librsvg
+    polkit
     systemd
   ];
 
@@ -29,7 +30,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "System monitor for the MATE desktop";
-    homepage = https://mate-desktop.org;
+    homepage = "https://mate-desktop.org";
     license = [ licenses.gpl2Plus ];
     platforms = platforms.unix;
     maintainers = [ maintainers.romildo ];