diff --git a/dot_config/nix/nix.conf b/dot_config/nix/nix.conf
index 6b39021..1b0d672 100644
--- a/dot_config/nix/nix.conf
+++ b/dot_config/nix/nix.conf
@@ -1,3 +1,2 @@
 experimental-features = nix-command flakes
 substituters = https://cache.nixos.org https://nix-shell.cachix.org https://php-src-nix.cachix.org
-trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-shell.cachix.org-1:kat3KoRVbilxA6TkXEtTN9IfD4JhsQp1TPUHg652Mwc= php-src-nix.cachix.org-1:3IMVbxfljrbI1NZjuML/2eHLsmHEXfzKGY0kEA20qWY=