diff --git a/flake.nix b/flake.nix
index 7fef4c2..f4e020b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -50,8 +50,11 @@
             ];
 
             env = {
-              LIBCLANG_PATH = "${pkgs.libclang.lib}/lib";
-              LD_LIBRARY_PATH = "./build/native_assets/linux";
+              LIBCLANG_PATH = lib.makeLibraryPath [ pkgs.libclang ];
+              LD_LIBRARY_PATH = lib.makeLibraryPath [
+                pkgs.zlib
+                "./build/native_assets/linux"
+              ];
               CPATH = lib.makeSearchPath "include" [ pkgs.glibc.dev ];
             };
           };
diff --git a/lib/helpers/extensions/color_hex.dart b/lib/helpers/extensions/color_hex.dart
deleted file mode 100644
index 3f04629..0000000
--- a/lib/helpers/extensions/color_hex.dart
+++ /dev/null
@@ -1,8 +0,0 @@
-import "package:flutter/widgets.dart";
-
-extension ColorHex on Color {
-  String get hex {
-    final rgb = toARGB32() & 0x00FFFFFF;
-    return "#${rgb.toRadixString(16).padLeft(6, "0")}";
-  }
-}