diff --git a/flake.lock b/flake.lock
index 3b57bc5..68af533 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,11 +5,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
@@ -20,16 +20,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693771906,
-        "narHash": "sha256-32EnPCaVjOiEERZ+o/2Ir7JH9pkfwJZJ27SKHNvt4yk=",
+        "lastModified": 1714685007,
+        "narHash": "sha256-Q4ddhb5eC5pwci0QhAapFwnsc8X8H9ZMQiWpsofBsDc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "da5adce0ffaff10f6d0fee72a02a5ed9d01b52fc",
+        "rev": "383ffe076d9b633a2e97b6e4dd97fc15fcf30159",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-23.05",
+        "ref": "nixos-23.11",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 3fdae00..ec2fc83 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "Flake for building scenic driver local.";
 
   inputs = {
-    nixpkgs = { url = "github:NixOS/nixpkgs/nixos-23.05"; };
+    nixpkgs = { url = "github:NixOS/nixpkgs/nixos-23.11"; };
     flake-utils = { url = "github:numtide/flake-utils"; };
   };
   outputs = { self, nixpkgs, flake-utils }:
@@ -17,7 +17,7 @@
     {
       devShell = pkgs.mkShell {
         buildInputs = [
-          elixir
+          elixir_1_16
           elixir_ls
           glibcLocales
           glew glfw pkg-config