diff --git a/hosts/arm/caenus/default.nix b/hosts/arm/caenus/default.nix
index 8e99eae..17d8c6c 100644
--- a/hosts/arm/caenus/default.nix
+++ b/hosts/arm/caenus/default.nix
@@ -60,6 +60,10 @@ in
     lazydocker
   ];
 
+  environment.variables = {
+    FLAKE = "${hostSpec.home}/git/dot.nix";
+  };
+
   # https://wiki.nixos.org/wiki/FAQ/When_do_I_update_stateVersion
   system.stateVersion = "24.11";
 }