diff --git a/roles/host_common.nix b/roles/host_common.nix
index f5a5eb2..f08b670 100644
--- a/roles/host_common.nix
+++ b/roles/host_common.nix
@@ -42,6 +42,7 @@
       dnsutils          # Bind DNS utilities
       htop              # interactive process viewer
       (if config.services.xserver.enable then gitAndTools.gitFull else git) # Distributed version control system
+      ncdu              # Disk usage analyzer with an ncurses interface
       powerline-fonts   # For zsh themes
       lsof              # list open files
       direnv            # A shell extension that manages your environment