diff --git a/dev.nix b/dev.nix
index fabc82c..607e478 100644
--- a/dev.nix
+++ b/dev.nix
@@ -1,4 +1,4 @@
-# run with nix-shell dev.nix
+# run with: nix-shell dev.nix
 # has everything installed for dev
 
 { pkgs ? import <nixpkgs> {} }:
@@ -25,5 +25,5 @@ in mkShell {
 
     buildInputs = [ imports.agenix.agenix ];
 
-    shellHook = ''export EDITOR="/usr/bin/nano"'';
+    shellHook = ''export EDITOR="${pkgs.nano}/bin/nano"'';
 }
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