diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index 008c33f89..3d16a7eb7 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install Rust
         uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/ci-post-merge.yml b/.github/workflows/ci-post-merge.yml
index 7ac6388d4..30d13bf88 100644
--- a/.github/workflows/ci-post-merge.yml
+++ b/.github/workflows/ci-post-merge.yml
@@ -29,7 +29,7 @@ jobs:
       CARGO_UNSTABLE_SPARSE_REGISTRY: true
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       # install OpenSSL on Windows
       # TODO: GitHub actions docs state that OpenSSL is
@@ -93,7 +93,7 @@ jobs:
       CARGO_INCREMENTAL: 0
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -120,7 +120,7 @@ jobs:
       CARGO_INCREMENTAL: 0
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 421becc63..48380265a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ on:
     branches: [master]
 
 permissions:
-  contents: read  #  to fetch code (actions/checkout)
+  contents: read # to fetch code (actions/checkout)
 
 jobs:
   build_and_test:
@@ -31,7 +31,7 @@ jobs:
       VCPKGRS_DYNAMIC: 1
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       # install OpenSSL on Windows
       # TODO: GitHub actions docs state that OpenSSL is
@@ -102,7 +102,7 @@ jobs:
     name: io-uring tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
 
@@ -123,7 +123,7 @@ jobs:
     name: doc tests
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@nightly
 
diff --git a/.github/workflows/clippy-fmt.yml b/.github/workflows/clippy-fmt.yml
index e94c4d1af..877ca74e4 100644
--- a/.github/workflows/clippy-fmt.yml
+++ b/.github/workflows/clippy-fmt.yml
@@ -8,7 +8,7 @@ jobs:
   fmt:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@nightly
         with: { components: rustfmt }
       - run: cargo fmt --all -- --check
@@ -16,7 +16,7 @@ jobs:
   clippy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
         with: { components: clippy }
@@ -35,7 +35,7 @@ jobs:
   lint-docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@stable
         with: { components: rust-docs }
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 137a413d0..bb6d7fb97 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -12,7 +12,7 @@ jobs:
     name: coverage
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Install stable
         uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/upload-doc.yml b/.github/workflows/upload-doc.yml
index 9aadafafc..2464ebcd6 100644
--- a/.github/workflows/upload-doc.yml
+++ b/.github/workflows/upload-doc.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: dtolnay/rust-toolchain@nightly