diff --git a/pkgs/development/compilers/lobster/default.nix b/pkgs/development/compilers/lobster/default.nix
index 357401aaf43b..573712b6772b 100644
--- a/pkgs/development/compilers/lobster/default.nix
+++ b/pkgs/development/compilers/lobster/default.nix
@@ -18,13 +18,13 @@
 
 stdenv.mkDerivation rec {
   pname = "lobster";
-  version = "2023.11";
+  version = "2023.12";
 
   src = fetchFromGitHub {
     owner = "aardappel";
     repo = "lobster";
     rev = "v${version}";
-    sha256 = "sha256-c0EElDvoFzIZvYZpjWd9az+KUxDXTETOp89I/tRCrQ0=";
+    sha256 = "sha256-0hEcbLq8thlgMtCcWt8SR5XsNgQfNH4+qdE0cHfRveo=";
   };
 
   nativeBuildInputs = [ cmake ];