diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 3d17d5bb..6d12d7af 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -5,38 +5,59 @@ on:
     branches: [ develop ]
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
-  lint:
+  run_lint:
     runs-on: macos-latest
+
     steps:
-    - uses: actions/checkout@v3
-    # - name: Lint
-    #   run: ./scripts/runSwiftFormat.sh -l
-  macos:
-    # needs: lint
+    - uses: actions/checkout@v4
+
+    - name: Lint
+      run: ./scripts/runSwiftFormat.sh -l
+
+  test_macos:
+    needs: run_lint
+
     runs-on: macos-latest
+
     env:
       TESTS_PRIVATEKEY: ${{ secrets.TESTS_PRIVATEKEY }}
+
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
+
     - name: SetupKey
       run: ./scripts/setupKey.sh "${{ secrets.TESTS_PRIVATEKEY }}"
+
     - name: Build
       run: swift build -v
+
     - name: Tests
       run: swift test -v
-  linux:
-    # needs: lint
+
+  test_linux:
+    needs: [run_lint, test_macos]
+
     runs-on: ubuntu-latest
+
     container:
       image: swift:5.7-bionic
+
     env:
       TESTS_PRIVATEKEY: ${{ secrets.TESTS_PRIVATEKEY }}
+
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
+
     - name: SetupKey
       run: ./scripts/setupKey.sh "${{ secrets.TESTS_PRIVATEKEY }}"
+
     - name: Build
       run: swift build -v
+
     - name: Tests
       run: swift test -v