diff --git a/machines/core/nix.nix b/machines/core/nix.nix
index 595cb99..1d5fea7 100644
--- a/machines/core/nix.nix
+++ b/machines/core/nix.nix
@@ -40,6 +40,7 @@
     nix-prefetch
     nix-update
     nixpkgs-fmt
+    nixpkgs-hammering
     nixpkgs-review
   ];
 }