diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d4e1a2c..2f39588 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,14 +2,17 @@ name: Test
 run-name: Test ${{ github.ref_name }}
 on:
   pull_request:
-      types: [opened, synchronize, reopened, ready_for_review]
+    types: [opened, synchronize, reopened, ready_for_review]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
 
 jobs:
-
   Release:
-    runs-on: ubuntu-20.04
+    # runs-on: ubuntu-20.04
+    runs-on: parity-large
     steps:
-
       - name: Checkout repository
         uses: actions/checkout@v4