diff --git a/pkgs/data/themes/marwaita/default.nix b/pkgs/data/themes/marwaita/default.nix
index 5676d03abeee..7a1b79d6d97c 100644
--- a/pkgs/data/themes/marwaita/default.nix
+++ b/pkgs/data/themes/marwaita/default.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation rec {
   pname = "marwaita";
-  version = "11.3";
+  version = "12.0";
 
   src = fetchFromGitHub {
     owner = "darkomarko42";
     repo = pname;
     rev = version;
-    sha256 = "sha256-7l3fvqhMMJyv27yv/jShju0hL5AAvHk8pmISj/oyUP4=";
+    sha256 = "10mf1cbm6a9k0b1vcafy3jb7kicpvnf6xqmn1dfxwsq3k81mmy7d";
   };
 
   buildInputs = [