diff --git a/pkgs/by-name/gn/gnome-sudoku/package.nix b/pkgs/by-name/gn/gnome-sudoku/package.nix
index d2fa96c74b52..b3614dede995 100644
--- a/pkgs/by-name/gn/gnome-sudoku/package.nix
+++ b/pkgs/by-name/gn/gnome-sudoku/package.nix
@@ -23,11 +23,11 @@
 
 stdenv.mkDerivation rec {
   pname = "gnome-sudoku";
-  version = "48.1";
+  version = "49.rc";
 
   src = fetchurl {
     url = "mirror://gnome/sources/gnome-sudoku/${lib.versions.major version}/gnome-sudoku-${version}.tar.xz";
-    hash = "sha256-eXE62CpZkEzWlv8CJV627ZNk6I8+eDNDsfnQygnyx+M=";
+    hash = "sha256-geldehr6Fdc4Bc6wgeSgnC4Qn993B2+Di8gamziMXus=";
   };
 
   nativeBuildInputs = [