diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 99293149e..ff4c1520a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -65,7 +65,7 @@ frontend:
       paths:
         - .well-known-cache
   script:
-    - "nix-shell --command 'make frontend-build'"
+    - "nix-shell -p nodejs_21 --command 'make frontend-build'"
   before_script: *nix-before
   needs:
     - job: node modules