diff --git a/flake.nix b/flake.nix
index 044d22d..c396467 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,7 +1,7 @@
 {
   description = "A highly structured configuration database.";
 
-  nixConfig.extra-experimental-features = "nix-command flakes ca-references";
+  nixConfig.extra-experimental-features = "nix-command flakes";
   inputs =
     {
       nixos.url = "github:nixos/nixpkgs/release-21.11";