diff --git a/configuration.nix b/configuration.nix
index 7ca6330..43d35de 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -130,9 +130,9 @@ in
       };
     };
 
-    # nix.extraOptions = ''
-    #   secret-key-files = /etc/nix/ekman.key
-    # '';
+    nix.extraOptions = ''
+      secret-key-files = /etc/nix/ekman.key
+    '';
 
     services.xserver = {
       enable = true;