diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e47ed31..e9669b5 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -26,7 +26,7 @@ jobs:
         ]
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install Rust ${{ matrix.rust }}
       uses: actions-rs/toolchain@v1.0.7
@@ -46,7 +46,7 @@ jobs:
     name: Build doc
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install Rust Nightly
       uses: actions-rs/toolchain@v1.0.7
diff --git a/.github/workflows/fmt.yml b/.github/workflows/fmt.yml
index 31df10a..193f9a0 100644
--- a/.github/workflows/fmt.yml
+++ b/.github/workflows/fmt.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Run dprint
       run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 01d7b2c..cdf4426 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
     name: Static Analysis
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install Rust Stable
       uses: actions-rs/toolchain@v1
@@ -72,7 +72,7 @@ jobs:
         - 38884:38884
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Install Rust Stable
       uses: actions-rs/toolchain@v1.0.7