diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2e28963..a44f579 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,8 @@ jobs:
       run:
         shell: bash
         working-directory: "/opt/carma/"
-    runs-on: ubuntu-latest
+    # Specify the runner environment
+    runs-on: ubuntu-latest-16-cores
     container:
       image: ${{ needs.determine_docker_org_and_tag.outputs.docker_organization }}/carma-base:${{ needs.determine_docker_org_and_tag.outputs.docker_image_tag }}
       env:
@@ -69,4 +70,4 @@ jobs:
       uses: usdot-fhwa-stol/actions/sonar-scanner@main
       with:
         sonar-token: ${{ secrets.SONAR_TOKEN }}
-        working-dir: "/opt/carma/src/${{ github.event.repository.name }}"
\ No newline at end of file
+        working-dir: "/opt/carma/src/${{ github.event.repository.name }}"