diff --git a/.github/workflows/check-formatting.yml b/.github/workflows/check-formatting.yml
index 1672a91..43299da 100644
--- a/.github/workflows/check-formatting.yml
+++ b/.github/workflows/check-formatting.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v4.1.2
 
       - name: Install dependencies
         run: |
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index b50b12e..d72b0b2 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v4.1.2
 
       - name: Install dependencies
         run: |