diff --git a/pkgs/tools/filesystems/smbnetfs/default.nix b/pkgs/tools/filesystems/smbnetfs/default.nix
index 8a9af4ba13c..26cef4ac90f 100644
--- a/pkgs/tools/filesystems/smbnetfs/default.nix
+++ b/pkgs/tools/filesystems/smbnetfs/default.nix
@@ -11,6 +11,10 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig autoconf ];
   buildInputs = [ fuse samba glib attr libsecret ];
 
+  postPatch = ''
+    substituteInPlace src/function.c --replace "attr/xattr.h" "sys/xattr.h"
+  '';
+
   meta = with stdenv.lib; {
     description = "A FUSE FS for mounting Samba shares";
     maintainers = with maintainers; [ raskin ];