diff --git a/pkgs/tools/filesystems/duperemove/default.nix b/pkgs/tools/filesystems/duperemove/default.nix
index 4e71d910a5d6..254649e39c5c 100644
--- a/pkgs/tools/filesystems/duperemove/default.nix
+++ b/pkgs/tools/filesystems/duperemove/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ libgcrypt glib linuxHeaders sqlite ];
 
-  makeFlags = [ "DESTDIR=$(out)" "PREFIX=" ];
+  makeFlags = [ "PREFIX=${placeholder "out"}" ];
 
   meta = with stdenv.lib; {
     description = "A simple tool for finding duplicated extents and submitting them for deduplication";