diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index c767322..b9c47e8 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 346792d..9ed2af1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
           coverage: none
 
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Initialize tests
         run: make initialize