diff --git a/pkgs/desktops/gnome-3/3.20/apps/accerciser/default.nix b/pkgs/desktops/gnome-3/3.20/apps/accerciser/default.nix
index a2813e0581b..f8856ca7130 100644
--- a/pkgs/desktops/gnome-3/3.20/apps/accerciser/default.nix
+++ b/pkgs/desktops/gnome-3/3.20/apps/accerciser/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, pkgconfig, gnome3, gtk3, wrapGAppsHook
-, itstool, libxml2, python3, python3Packages, pyatspi, at_spi2_core
+, itstool, libxml2, python3Packages, at_spi2_core
 , dbus, intltool, libwnck3 }:
 
 stdenv.mkDerivation rec {
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   };
 
   buildInputs = [
-    pkgconfig gtk3 wrapGAppsHook itstool libxml2 python3 pyatspi
+    pkgconfig gtk3 wrapGAppsHook itstool libxml2 python3Packages.python python3Packages.pyatspi
     python3Packages.pygobject3 python3Packages.ipython
     at_spi2_core dbus intltool libwnck3 gnome3.defaultIconTheme
   ];
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 2ea289f644f..184ae430197 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3196,8 +3196,6 @@ in
 
   pwnat = callPackage ../tools/networking/pwnat { };
 
-  pyatspi = python3Packages.pyatspi;
-
   pycangjie = pythonPackages.pycangjie;
 
   pydb = callPackage ../development/tools/pydb { };