diff --git a/pkgs/desktops/gnome/extensions/extensionOverrides.nix b/pkgs/desktops/gnome/extensions/extensionOverrides.nix
index 22eff684afc4..ff6c11be7221 100644
--- a/pkgs/desktops/gnome/extensions/extensionOverrides.nix
+++ b/pkgs/desktops/gnome/extensions/extensionOverrides.nix
@@ -124,6 +124,15 @@ super: lib.trivial.pipe super [
     ];
   }))
 
+  (patchExtension "system-monitor@gnome-shell-extensions.gcampax.github.com" (old: {
+    patches = [
+      (substituteAll {
+        src = ./extensionOverridesPatches/system-monitor_at_gnome-shell-extensions.gcampax.github.com.patch;
+        gtop_path = "${libgtop}/lib/girepository-1.0";
+      })
+    ];
+  }))
+
   (patchExtension "system-monitor-next@paradoxxx.zero.gmail.com" (old: {
     patches = [
       (substituteAll {
diff --git a/pkgs/desktops/gnome/extensions/extensionOverridesPatches/system-monitor_at_gnome-shell-extensions.gcampax.github.com.patch b/pkgs/desktops/gnome/extensions/extensionOverridesPatches/system-monitor_at_gnome-shell-extensions.gcampax.github.com.patch
new file mode 100644
index 000000000000..eb8fc58169fa
--- /dev/null
+++ b/pkgs/desktops/gnome/extensions/extensionOverridesPatches/system-monitor_at_gnome-shell-extensions.gcampax.github.com.patch
@@ -0,0 +1,25 @@
+diff --git a/extension.js b/extension.js
+index 37d2eb1..232d0d5 100644
+--- a/extension.js
++++ b/extension.js
+@@ -6,9 +6,9 @@
+ 
+ import Clutter from 'gi://Clutter';
+ import Gio from 'gi://Gio';
++import GIRepository from "gi://GIRepository";
+ import GLib from 'gi://GLib';
+ import GObject from 'gi://GObject';
+-import GTop from 'gi://GTop';
+ import Pango from 'gi://Pango';
+ import Shell from 'gi://Shell';
+ import St from 'gi://St';
+@@ -19,6 +19,9 @@ import * as PopupMenu from 'resource:///org/gnome/shell/ui/popupMenu.js';
+ 
+ import * as Main from 'resource:///org/gnome/shell/ui/main.js';
+ 
++GIRepository.Repository.prepend_search_path('@gtop_path@');
++const GTop = (await import("gi://GTop")).default;
++
+ const THRESHOLD_HIGH = 0.80;
+ 
+ // adapted from load-graph.cpp in gnome-system-monitor