diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 33c16921e1..3a591a6271 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -74,7 +74,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust (${{ matrix.rust }})
         uses: dtolnay/rust-toolchain@master
@@ -96,7 +96,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Get MSRV from package metadata
         id: msrv
@@ -117,7 +117,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@nightly
@@ -134,7 +134,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@nightly
@@ -151,7 +151,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -174,7 +174,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
@@ -203,7 +203,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@nightly
diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index d866605750..b4a00eab96 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -15,7 +15,7 @@ jobs:
           #- end_to_end
           #- pipeline
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@nightly