diff --git a/pkgs/applications/science/chemistry/apbs/default.nix b/pkgs/applications/science/chemistry/apbs/default.nix
index 87cd5fed1373..bb8ba7afeff3 100644
--- a/pkgs/applications/science/chemistry/apbs/default.nix
+++ b/pkgs/applications/science/chemistry/apbs/default.nix
@@ -7,8 +7,6 @@
 , suitesparse
 , python3
 , libintl
-, libiconv
-, darwin
 }:
 let
   # this is a fork version of fetk (http://www.fetk.org/)
@@ -87,8 +85,6 @@ stdenv.mkDerivation (finalAttrs: {
     python3
   ] ++ lib.optionals stdenv.hostPlatform.isDarwin [
     libintl
-    libiconv
-    darwin.libutil
   ];
 
   cmakeFlags = [