diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b7c101e9..c6908821 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -6,23 +6,17 @@ stages:
 variables:
   # Makes some things print in color
   TERM: ansi
+  NIX_CONFIG: |
+    experimental-features = nix-command flake
+    extra-substituters = https://nix.computer.surgery/conduit
+    extra-trusted-public-keys = conduit:ZGAf6P6LhNvnoJJ3Me3PRg7tlLSrPxcQ2RiE5LIppjo=
+    extra-substituters = https://crane.cachix.org
+    extra-trusted-public-keys = crane.cachix.org-1:8Scfpmn9w+hGdXH/Q9tTLiYAE/2dnJYRJP7kl80GuRk=
+    extra-substituters = https://nix-community.cachix.org
+    extra-trusted-public-keys = nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=
+    extra-substituters = https://attic.kennel.juneis.dog
 
 before_script:
-  # Enable nix-command and flakes
-  - if command -v nix > /dev/null; then echo "experimental-features = nix-command flakes" >> /etc/nix/nix.conf; fi
-
-  # Add our own binary cache
-  - if command -v nix > /dev/null; then echo "extra-substituters = https://nix.computer.surgery/conduit" >> /etc/nix/nix.conf; fi
-  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = conduit:ZGAf6P6LhNvnoJJ3Me3PRg7tlLSrPxcQ2RiE5LIppjo=" >> /etc/nix/nix.conf; fi
-
-  # Add crane binary cache
-  - if command -v nix > /dev/null; then echo "extra-substituters = https://crane.cachix.org" >> /etc/nix/nix.conf; fi
-  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = crane.cachix.org-1:8Scfpmn9w+hGdXH/Q9tTLiYAE/2dnJYRJP7kl80GuRk=" >> /etc/nix/nix.conf; fi
-
-  # Add nix-community binary cache
-  - if command -v nix > /dev/null; then echo "extra-substituters = https://nix-community.cachix.org" >> /etc/nix/nix.conf; fi
-  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=" >> /etc/nix/nix.conf; fi
-
   # Install direnv and nix-direnv
   - if command -v nix > /dev/null; then nix-env -iA nixpkgs.direnv nixpkgs.nix-direnv; fi