diff --git a/.github/workflows/refresh-checksmd.yml b/.github/workflows/refresh-checksmd.yml
index dab1452..4dcd6aa 100644
--- a/.github/workflows/refresh-checksmd.yml
+++ b/.github/workflows/refresh-checksmd.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest # windows-latest | macos-latest
     name: Test changed-files
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0 # OR "2" -> To retrieve the preceding commit.
 
diff --git a/.github/workflows/size.yaml b/.github/workflows/size.yaml
index 3f77516..a962dad 100644
--- a/.github/workflows/size.yaml
+++ b/.github/workflows/size.yaml
@@ -9,7 +9,7 @@ jobs:
   update_labels:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions-ecosystem/action-size@v2
         id: size