diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2892f7f24..95d8592e7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -11,7 +11,7 @@ default:
 variables:
   NIX_PATH: "nixpkgs=http://nixos.org/channels/nixos-21.05/nixexprs.tar.xz"
   AWS_SHARED_CREDENTIALS_FILE: "/etc/aws/credentials"
-  FLAKE: "git+${CI_REPOSITORY_URL}?ref=${CI_COMMIT_REF_NAME}&rev=${CI_COMMIT_SHA}"
+  FLAKE: "${CI_PROJECT_URL}/-/archive/${CI_COMMIT_SHA}/${CI_PROJECT_NAME}-${CI_COMMIT_SHA}.tar.bz2"
 
   TRANSFER_METER_FREQUENCY: "2s"