diff --git a/pkgs/util.nix b/pkgs/util.nix
index 7eb587d..41ab83f 100644
--- a/pkgs/util.nix
+++ b/pkgs/util.nix
@@ -82,4 +82,6 @@ with pkgs; [
   universal-ctags
   smartmontools
   partclone
+  ncdu
+  dua
 ]