diff --git a/roles/desktop.nix b/roles/desktop.nix
index cab764a..cadfd72 100644
--- a/roles/desktop.nix
+++ b/roles/desktop.nix
@@ -122,7 +122,7 @@ in
       drivers = with pkgs; [
         gutenprint
       ];
-      cups-pdf.enable = true;
+      cups-pdf.enable = lib.mkDefault true;
       browsing = lib.mkDefault true;
     };
 
@@ -192,5 +192,10 @@ in
     };
   };
 
-  xdg.portal.enable = true;
+  xdg.portal.enable = lib.mkDefault true;
+  xdg.portal.extraPortals = lib.mkDefault [
+    pkgs.kdePackages.xdg-desktop-portal-kde
+    pkgs.xdg-desktop-portal-gnome
+  ];
+  xdg.portal.config.common.default = lib.mkDefault "*";
 }
diff --git a/specialisations/gnome.nix b/specialisations/gnome.nix
index 94a3ea4..31ada4e 100644
--- a/specialisations/gnome.nix
+++ b/specialisations/gnome.nix
@@ -54,7 +54,7 @@
         ];
       };
       extraPortals = lib.mkForce [
-        pkgs.kdePackages.xdg-desktop-portal-kde
+        pkgs.xdg-desktop-portal-gnome
       ];
     };
   };