1 files changed, 7 insertions, 2 deletions
diff --git a/flake.nix b/flake.nix
index 3e5ccdd..096769e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,8 +2,13 @@
   description = "Development shell for aoc2024";
 
   inputs = {
+    nixpkgs = {
+      url = "github:nixos/nixpkgs/nixos-unstable";
+    };
+
     flake-utils = {
       url = "github:numtide/flake-utils";
+      inputs.nixpkgs.follows = "nixpkgs";
     };
   };
 
@@ -11,11 +16,11 @@
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = import nixpkgs { inherit system; };
+        beamPkgs = with pkgs.beam_minimal; packagesWith interpreters.erlang_27;
       in {
         devShells.default = pkgs.mkShell {
           buildInputs = [
-            pkgs.elixir
-            pkgs.elixir-ls
+            beamPkgs.elixir_1_17
           ];
         };
       });