diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6a1d61b..56992cf 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,7 +4,8 @@ cache:
     - /nix/store
 
 build:
-  tag: nix
+  tags:
+    - nix
   stage: build
   script:
     - nix-instantiate -I nixpkgs=https://github.com/hexchen/nixpkgs/archive/hexchen-20.09.tar.gz -A deploy.all