diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 5fb784df..faea5954 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -68,7 +68,7 @@ jobs:
           --health-retries 5
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python }}
         uses: actions/setup-python@v4
         with:
@@ -99,7 +99,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set up Python
@@ -126,7 +126,7 @@ jobs:
       COMPOSE_FILE: ${{ matrix.db == 'mysql' && 'docker-compose.yml' || (matrix.db == 'postgres' && 'docker-compose-pg.yml') || 'docker-compose-sqlite3.yml' }}
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Set up Python