diff --git a/pkgs/desktops/gnome/core/gnome-session/default.nix b/pkgs/desktops/gnome/core/gnome-session/default.nix
index e595ac8481b4..dee4857325f6 100644
--- a/pkgs/desktops/gnome/core/gnome-session/default.nix
+++ b/pkgs/desktops/gnome/core/gnome-session/default.nix
@@ -30,13 +30,13 @@
 stdenv.mkDerivation rec {
   pname = "gnome-session";
   # Also bump ./ctl.nix when bumping major version.
-  version = "42.0";
+  version = "43.0";
 
   outputs = [ "out" "sessions" ];
 
   src = fetchurl {
     url = "mirror://gnome/sources/gnome-session/${lib.versions.major version}/${pname}-${version}.tar.xz";
-    sha256 = "PMoGBTq2gpJpIJUafalfjMbXLadMaCxG0KBlMzKWnKo=";
+    sha256 = "P7mUlQE4XIwUYY548XjZUt+YrYyRCA9MXhVoxzk64fI=";
   };
 
   patches = [