diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bf5a6b8..89e6243 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,7 +10,7 @@ jobs:
         os: ["ubuntu-latest"]
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: ruby/setup-ruby@v1.194.0
       with:
         ruby-version: 3.3.5
@@ -21,7 +21,7 @@ jobs:
     - name: Show standalone packages
       run: ls pkg
     - name: Upload standalone packages
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: pkg
         path: pkg
@@ -37,9 +37,9 @@ jobs:
         shell: ["sh","bash"]
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Download all workflow run artifacts
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
     - name: test ${{ matrix.os }} package
       run: ./script/unpack-and-test.sh
     - name: test x86 package
diff --git a/.github/workflows/manual_release.yml b/.github/workflows/manual_release.yml
index b62379f..adf8873 100644
--- a/.github/workflows/manual_release.yml
+++ b/.github/workflows/manual_release.yml
@@ -29,7 +29,7 @@ jobs:
     permissions:
       contents: write
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a2822ee..4dc4a2d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -9,7 +9,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 9a35ba9..b29f1c3 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0