diff --git a/c/flake.lock b/c/flake.lock
index 6bc095c..64b483e 100644
--- a/c/flake.lock
+++ b/c/flake.lock
@@ -5,11 +5,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1694529238,
-        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
         "type": "github"
       },
       "original": {
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1695609632,
-        "narHash": "sha256-+RWYu7xDgYI7KhzKv2Cdqb0mkPFsEr0FcV5mrUAu0SI=",
+        "lastModified": 1729818716,
+        "narHash": "sha256-XRfkUsxLzFkMn3Tpstio1gNOIQ+2PZPCKbifJ2IXxlw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0a017f947fc9a060bfdd79a8e885f1d54fd8a592",
+        "rev": "062c4f59744fcffa2e5aa3ef443dc8b4d1674ed6",
         "type": "github"
       },
       "original": {
diff --git a/c/flake.nix b/c/flake.nix
index d740c3a..7c10da2 100644
--- a/c/flake.nix
+++ b/c/flake.nix
@@ -1,12 +1,13 @@
 {
   description = "C Flake";
 
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
-  inputs.flake-utils.url = "github:numtide/flake-utils";
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
 
-  outputs = { self, nixpkgs, flake-utils }:
-  flake-utils.lib.eachDefaultSystem
-  ( system:
+  outputs = { self, flake-utils, nixpkgs }:
+  flake-utils.lib.eachDefaultSystem (system:
   let
     pkgs = import nixpkgs {
       inherit system;
@@ -18,10 +19,13 @@
         cmake
         gcc
         gnumake
+
         valgrind
 
+        astyle
+
         # You might want to use your own IDE.
-        jetbrains.clion
+        # (jetbrains.plugins.addPlugins jetbrains.clion [ "github-copilot" ])
       ];
     };
   });