diff --git a/pkgs/desktops/gnome/extensions/collisions.json b/pkgs/desktops/gnome/extensions/collisions.json
index faf66be88ff5f..4f13e5c885ba0 100644
--- a/pkgs/desktops/gnome/extensions/collisions.json
+++ b/pkgs/desktops/gnome/extensions/collisions.json
@@ -37,8 +37,8 @@
     "persian-calendar@iamrezamousavi.gmail.com"
   ],
   "system-monitor": [
+    "system-monitor@gnome-shell-extensions.gcampax.github.com",
     "System_Monitor@bghome.gmail.com",
-    "system-monitor@axet.github.com",
-    "system-monitor@gnome-shell-extensions.gcampax.github.com"
+    "system-monitor@axet.github.com"
   ]
 }
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
index eb8fc58169fae..506967bcc3b71 100644
--- 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
@@ -17,7 +17,7 @@ index 37d2eb1..232d0d5 100644
  
  import * as Main from 'resource:///org/gnome/shell/ui/main.js';
  
-+GIRepository.Repository.prepend_search_path('@gtop_path@');
++GIRepository.Repository.dup_default().prepend_search_path('@gtop_path@');
 +const GTop = (await import("gi://GTop")).default;
 +
  const THRESHOLD_HIGH = 0.80;
diff --git a/pkgs/desktops/gnome/extensions/extensionRenames.nix b/pkgs/desktops/gnome/extensions/extensionRenames.nix
index 6758dcace5593..996cf61ffe6ce 100644
--- a/pkgs/desktops/gnome/extensions/extensionRenames.nix
+++ b/pkgs/desktops/gnome/extensions/extensionRenames.nix
@@ -12,6 +12,7 @@
 
   "system-monitor@gnome-shell-extensions.gcampax.github.com" = "system-monitor";
   "System_Monitor@bghome.gmail.com" = "system-monitor-2";
+  "system-monitor@axet.github.com" = "system-monitor-3";
 
   "FuzzyClock@fire-man-x" = "fuzzy-clock-3";
   "FuzzyClock@johngoetz" = "fuzzy-clock";