diff --git a/flake.nix b/flake.nix
index f8caed5..8b63b67 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,5 +1,6 @@
 {
   inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
     nix-flatpak.url = "github:gmodena/nix-flatpak/?ref=0.4.1";
   };