diff --git a/pkgs/desktops/gnome/core/baobab/default.nix b/pkgs/desktops/gnome/core/baobab/default.nix
index 188b83e59125..1e62dfe20470 100644
--- a/pkgs/desktops/gnome/core/baobab/default.nix
+++ b/pkgs/desktops/gnome/core/baobab/default.nix
@@ -19,11 +19,11 @@
 
 stdenv.mkDerivation rec {
   pname = "baobab";
-  version = "42.beta";
+  version = "42.rc";
 
   src = fetchurl {
     url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
-    sha256 = "iVtRFak12WbKJo7yrLwYd9jfZFZ9uNAlTC4qerRnGCY=";
+    sha256 = "ZUGjFQBG8fcIcYOWKBt2qpmzNqIcynCe/xPGk1klJDU=";
   };
 
   nativeBuildInputs = [