diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 816390bc..4f9b9c5d 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d51482cf..97844cb7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
           crystal: ${{ matrix.crystal }}
 
       - name: Download source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install dependencies
         run: shards install
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 2bf0f59a..40556a8d 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,7 +19,7 @@ jobs:
         uses: crystal-lang/install-crystal@v1
 
       - name: Download source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install dependencies
         run: shards install