diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6f5c6afc..cdc81451 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
   run-karma:
     # runs-on: ubuntu-32gb-memory-8-core
     runs-on: 
-      group: Default
+      group: TestLargeInstances
     env:
       BROWSERSTACK_USERNAME: ${{ secrets.BROWSERSTACK_USERNAME }}
       BROWSERSTACK_ACCESS_KEY: ${{ secrets.BROWSERSTACK_ACCESS_KEY }}