diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 0de58aa..4770cf3 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -11,6 +11,6 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - run: make lint
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d96edbd..e9270c3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,6 +11,6 @@ jobs:
     runs-on: ubuntu-22.04
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - run: make test