diff --git a/.github/workflows/cargo_publish_dry_run.yml b/.github/workflows/cargo_publish_dry_run.yml
index 61832a05..13260585 100644
--- a/.github/workflows/cargo_publish_dry_run.yml
+++ b/.github/workflows/cargo_publish_dry_run.yml
@@ -13,7 +13,7 @@ jobs:
     name: Publishing works
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install stable Rust
         uses: actions-rs/toolchain@v1
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6dcadaa8..aae17585 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name != 'pull_request' || github.event.action == 'enqueued'
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Check commit conventions
diff --git a/.github/workflows/deploy_documentation.yml b/.github/workflows/deploy_documentation.yml
index 08842a29..f943bf00 100644
--- a/.github/workflows/deploy_documentation.yml
+++ b/.github/workflows/deploy_documentation.yml
@@ -12,7 +12,7 @@ jobs:
   deploy_documentation:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install nightly
         uses: actions-rs/toolchain@v1
         with: