diff --git a/nix/dbt-core/overlay.nix b/nix/dbt-core/overlay.nix
index 1ee17b2..4fc115a 100644
--- a/nix/dbt-core/overlay.nix
+++ b/nix/dbt-core/overlay.nix
@@ -8,6 +8,8 @@
                         nativeBuildInputs = with self.rustPlatform; [
                             cargoSetupHook maturinBuildHook
                         ];
+			# some platforms (MacOS) require this
+			buildInputs = [ self.libiconv ];
                         src = pyself.fetchPypi {
                             inherit pname version;
                             sha256 = "sha256-WGcuNvq5iMhJppNAWSDuGEIfJyRcSOX57PSWNp7TGoU=";
@@ -182,4 +184,4 @@
                     #});
                 });
             };
-        })
\ No newline at end of file
+        })