diff --git a/.github/workflows/building.yml b/.github/workflows/building.yml
index 39e523e..bf34655 100644
--- a/.github/workflows/building.yml
+++ b/.github/workflows/building.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@latest
+        uses: actions/checkout@v4
 
       - name: Install CMake and Ninja
         uses: lukka/get-cmake@latest
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
deleted file mode 100644
index e69de29..0000000