diff --git a/modules/global/nix.nix b/modules/global/nix.nix
index 0eca1f3..3d93376 100644
--- a/modules/global/nix.nix
+++ b/modules/global/nix.nix
@@ -69,6 +69,7 @@ with lib;
     nix-diff
     nix-du
     nix-index
+    nix-melt
     nix-output-monitor
     nix-tree
     nixfmt