diff --git a/nixpkgs.nix b/nixpkgs.nix
index af24db0..aec18b7 100644
--- a/nixpkgs.nix
+++ b/nixpkgs.nix
@@ -1 +1 @@
-import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/refs/tags/23.05.tar.gz")
+import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/refs/tags/23.11.tar.gz")