diff --git a/flake.nix b/flake.nix
index e26b206..2f938d0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -66,6 +66,7 @@
         nerd-fonts.fira-code
         nerd-fonts.jetbrains-mono
         gitui
+        ncdu
       ];
 
       fonts.fontconfig.enable = true;