diff --git a/.github/workflows/cron.yml b/.github/workflows/cron.yml
index 2f2ea470..fff57652 100644
--- a/.github/workflows/cron.yml
+++ b/.github/workflows/cron.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
diff --git a/.github/workflows/gitlint.yml b/.github/workflows/gitlint.yml
index 5a3af0f2..eb123611 100644
--- a/.github/workflows/gitlint.yml
+++ b/.github/workflows/gitlint.yml
@@ -6,7 +6,7 @@ jobs:
   commit-lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
         with:
           fetch-depth: 0
       - uses: actions/setup-python@v4
diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index 028bc678..83dc37b8 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -45,7 +45,7 @@ jobs:
           - nightly
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -77,7 +77,7 @@ jobs:
           - beta
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -99,7 +99,7 @@ jobs:
           - stable
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master
@@ -122,7 +122,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Install toolchain
         uses: dtolnay/rust-toolchain@master