diff --git a/ci/tasks/karma.yaml b/ci/tasks/karma.yaml
index bc6420958..ce8f4c28a 100644
--- a/ci/tasks/karma.yaml
+++ b/ci/tasks/karma.yaml
@@ -9,5 +9,5 @@ run:
     - |
       set -eux
       cd quay-pull-request
-      npm install
-      npm test
+      yarn install --ignore-engines
+      yarn test