diff --git a/pkgs/tools/networking/mailutils/default.nix b/pkgs/tools/networking/mailutils/default.nix
index 6c1f454ca8c4..74d4b61064bd 100644
--- a/pkgs/tools/networking/mailutils/default.nix
+++ b/pkgs/tools/networking/mailutils/default.nix
@@ -24,9 +24,9 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    gdbm pam readline ncurses gnutls guile texinfo gnum4 sasl fribidi nettools
+    gdbm pam readline ncurses gnutls guile texinfo gnum4 sasl fribidi
     gss libmysqlclient python3
-  ];
+  ] ++ lib.optionals stdenv.isLinux [ nettools ];
 
   patches = [
     ./fix-build-mb-len-max.patch