diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a5fdd7ba..80a6cd29 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
         toxenv: [py, quality]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: setup python
       uses: actions/setup-python@v4
       with:
@@ -53,7 +53,7 @@ jobs:
         python-version: ['3.8']
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - uses: actions/setup-python@v4
       with: