diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b07fb19..7f179e3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Setup Python
       uses: actions/setup-python@v4
diff --git a/.github/workflows/major-release-num.yml b/.github/workflows/major-release-num.yml
index 77368f8..84ff6e5 100644
--- a/.github/workflows/major-release-num.yml
+++ b/.github/workflows/major-release-num.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Get major version num and update tag
       run: |