diff --git a/pkgs/desktops/gnome-3/3.20/core/gnome-session/src.nix b/pkgs/desktops/gnome-3/3.20/core/gnome-session/src.nix
index 28d8496a354..06c40b6c2cf 100644
--- a/pkgs/desktops/gnome-3/3.20/core/gnome-session/src.nix
+++ b/pkgs/desktops/gnome-3/3.20/core/gnome-session/src.nix
@@ -1,10 +1,11 @@
 # Autogenerated by maintainers/scripts/gnome.sh update
 
-fetchurl: {
-  name = "gnome-session-3.20.1";
+fetchurl: rec {
+  major = "3.20";
+  name = "gnome-session-${major}.2";
 
   src = fetchurl {
-    url = mirror://gnome/sources/gnome-session/3.20/gnome-session-3.20.1.tar.xz;
-    sha256 = "2ae9f53dc74f851222fbefbe0dc08db0a78cc76ceeb156f92ebd4d40fd038913";
+    url = "mirror://gnome/sources/gnome-session/${major}/${name}.tar.xz";
+    sha256 = "1npnjm6wirz2v0liv7n23ivp2w0y1q230qcdb681hhzmp7h9fpq2";
   };
 }