diff --git a/m/common/base/env.nix b/m/common/base/env.nix
index eec15062..570848b6 100644
--- a/m/common/base/env.nix
+++ b/m/common/base/env.nix
@@ -6,6 +6,7 @@
     nix-diff ipmitool freeipmi ethtool lm_sensors cmake gnumake file tree
     ncdu perf ldns pv
     nix-output-monitor
+    nixfmt-tree
     # From jungle overlay
     osumb nixgen
   ];