diff --git a/pkgs/development/libraries/libwnck/default.nix b/pkgs/development/libraries/libwnck/default.nix
index 472a920c3e31..c78cc192a7cf 100644
--- a/pkgs/development/libraries/libwnck/default.nix
+++ b/pkgs/development/libraries/libwnck/default.nix
@@ -21,14 +21,14 @@
 
 stdenv.mkDerivation rec {
   pname = "libwnck";
-  version = "3.36.0";
+  version = "40.0";
 
   outputs = [ "out" "dev" "devdoc" ];
   outputBin = "dev";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
-    sha256 = "0pwjdhca9lz2n1gf9b60xf0m6ipf9snp8rqf9csj4pgdnd882l5w";
+    url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
+    sha256 = "MMt5qDn5DNZvPiAvP5jLUWb6DNm5LrVxrZxHCkMCHYM=";
   };
 
   nativeBuildInputs = [
@@ -62,7 +62,6 @@ stdenv.mkDerivation rec {
   passthru = {
     updateScript = gnome.updateScript {
       packageName = pname;
-      versionPolicy = "odd-unstable";
     };
   };