diff --git a/flake.nix b/flake.nix
index 1da2cd04..48b0f484 100644
--- a/flake.nix
+++ b/flake.nix
@@ -57,7 +57,10 @@
           buildInputs =
             [ rust ] ++ (
               if system == "x86_64-darwin" then
-                [ pkgs.darwin.apple_sdk.frameworks.Security ]
+              [ 
+                pkgs.darwin.apple_sdk.frameworks.Security
+                pkgs.darwin.libiconv
+              ]
               else
                 []
             ) ++ (