diff --git a/.envrc b/.envrc
index dc897fd..3550a30 100644
--- a/.envrc
+++ b/.envrc
@@ -1,3 +1 @@
 use flake
-
-export RULES=./.agenix_config.nix
diff --git a/flake.nix b/flake.nix
index 86ab5f4..4a90b1f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -91,6 +91,9 @@
                 ormolu # haskell formatter
                 inputs.agenix.packages.${system}.agenix
               ];
+
+              # Path to the agenix configuration file
+              RULES = "./.agenix_config.nix";
             };
             tools = pkgs.mkShell {
               packages = [ pkgs.gucharmap ];