diff --git a/flake.nix b/flake.nix
index ec8d734..ae90423 100644
--- a/flake.nix
+++ b/flake.nix
@@ -179,6 +179,10 @@
           ];
         };
       };
+      nixConfig = {
+        extra-substitutors = ["https://jolheiser.cachix.org"];
+        extra-trusted-public-keys = ["jolheiser.cachix.org-1:fiKkfTuHFqDK5ZOVxcqb4InUkKsrTvtMLISid7XvuVg="];
+      };
     }
     // inputs.flake-utils.lib.eachDefaultSystem (system: let
       pkgs = nixpkgs.legacyPackages.${system};