diff --git a/pkgs/development/libraries/xdg-desktop-portal/default.nix b/pkgs/development/libraries/xdg-desktop-portal/default.nix
index 19a671e7e0b0..a353dc7c8194 100644
--- a/pkgs/development/libraries/xdg-desktop-portal/default.nix
+++ b/pkgs/development/libraries/xdg-desktop-portal/default.nix
@@ -14,6 +14,7 @@
 , libxml2
 , nixosTests
 , pipewire
+, python3
 , pkg-config
 , stdenv
 , substituteAll
@@ -59,6 +60,11 @@ stdenv.mkDerivation rec {
     json-glib
     libportal
     pipewire
+
+    # For document-fuse installed test.
+    (python3.withPackages (pp: with pp; [
+      pygobject3
+    ]))
   ] ++ lib.optionals enableGeoLocation [
     geoclue2
   ];