diff --git a/nix/overlay.nix b/nix/overlay.nix
index de75f52..3394b5c 100644
--- a/nix/overlay.nix
+++ b/nix/overlay.nix
@@ -48,4 +48,6 @@ in {
         inherit sha256;
       };
     });
+
+  rdedup = super.callPackages ./pkgs/rdedup {};
 }