diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index db89950..50cd7c6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,7 +14,7 @@ jobs:
     name: Formatting Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: jidicula/clang-format-action@v4.9.0
         with: { clang-format-version: "15" }
   build-windows:
@@ -32,7 +32,7 @@ jobs:
             /Users/runneradmin/AppData/Local/bazelisk
             /Users/runneradmin/.cache/bazel-disk-cache
           key: ${{runner.os}}-bazel-cache
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - run: bazelisk build --config=ci //...
       - run: bazelisk run --config=ci //test
   build-linux:
@@ -44,6 +44,6 @@ jobs:
             ~/.cache/bazelisk
             ~/.cache/bazel-disk-cache
           key: ${{runner.os}}-bazel-cache
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: bazelisk build --config=ci //...
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a448b1b..828cd74 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
             ~/.cache/bazelisk
             ~/.cache/bazel-disk-cache
           key: ${{runner.os}}-bazel-cache
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: 'bazel build --config=ci //cli:ecsact_rtb'
       - run: 'cp ./bazel-bin/cli/ecsact_rtb ecsact_rtb_${{ github.ref_name }}_linux_x64'
       - run: 'gh release upload ${{ github.ref_name }} ecsact_rtb_${{ github.ref_name }}_linux_x64'
@@ -32,7 +32,7 @@ jobs:
             /Users/runneradmin/AppData/Local/bazelisk
             /Users/runneradmin/.cache/bazel-disk-cache
           key: ${{runner.os}}-bazel-cache
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: 'bazel build --config=ci //cli:ecsact_rtb'
       - run: 'Copy-Item .\bazel-bin\cli\ecsact_rtb.exe -Destination .\ecsact_rtb_${{ github.ref_name }}_windows_x64.exe'
       - run: 'gh release upload ${{ github.ref_name }} ./ecsact_rtb_${{ github.ref_name }}_windows_x64.exe'