diff --git a/pkgs/development/libraries/atk/default.nix b/pkgs/development/libraries/atk/default.nix
index f7d3887cc18..eb2466590be 100644
--- a/pkgs/development/libraries/atk/default.nix
+++ b/pkgs/development/libraries/atk/default.nix
@@ -1,14 +1,14 @@
-{ stdenv, fetchurl, pkgconfig, perl, glib, libintlOrEmpty, gobjectIntrospection }:
+{ stdenv, fetchurl, pkgconfig, perl, glib, libintlOrEmpty, gobjectIntrospection, gnome3 }:
 
 let
-  ver_maj = "2.26";
-  ver_min = "1";
+  pname = "atk";
+  version = "2.26.1";
 in
 stdenv.mkDerivation rec {
-  name = "atk-${ver_maj}.${ver_min}";
+  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/atk/${ver_maj}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${gnome3.versionBranch version}/${name}.tar.xz";
     sha256 = "1jwpx8az0iifw176dc2hl4mmg6gvxzxdkd1qvg4ds7c5hdmzy07g";
   };
 
@@ -27,6 +27,12 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
 
+  passthru = {
+    updateScript = gnome3.updateScript {
+      packageName = pname;
+    };
+  };
+
   meta = {
     description = "Accessibility toolkit";