diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 14e35b7b379..d903eb0d71d 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -21,7 +21,7 @@ jobs:
           - advisories
           - bans licenses sources
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: EmbarkStudios/cargo-deny-action@v1
       # Prevent sudden announcement of a new advisory from failing ci:
       continue-on-error: ${{ matrix.checks == 'advisories' }}
diff --git a/.github/workflows/contrib.yml b/.github/workflows/contrib.yml
index bbd4a7ef7ff..aabfd86ff4a 100644
--- a/.github/workflows/contrib.yml
+++ b/.github/workflows/contrib.yml
@@ -13,7 +13,7 @@ jobs:
       contents: write  # for Git to git push
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Install mdbook
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 44dd76e1377..df8630cb27b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -54,7 +54,7 @@ jobs:
   rustfmt:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: rustup update stable && rustup default stable
     - run: rustup component add rustfmt
     - run: cargo fmt --all --check
@@ -63,7 +63,7 @@ jobs:
   clippy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup update stable && rustup default stable
       - run: rustup component add clippy
       # Only check cargo lib for now
@@ -73,7 +73,7 @@ jobs:
   stale-label:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup update stable && rustup default stable
       - run: cargo stale-label
 
@@ -81,7 +81,7 @@ jobs:
   lockfile:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup update stable && rustup default stable
       - run: cargo update -p cargo --locked
 
@@ -91,7 +91,7 @@ jobs:
       BASE_SHA: ${{ github.event.pull_request.base.sha }}
       HEAD_SHA: ${{ github.event.pull_request.head.sha != '' && github.event.pull_request.head.sha || github.sha  }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - run: rustup update stable && rustup default stable
@@ -145,7 +145,7 @@ jobs:
           other: i686-pc-windows-gnu
     name: Tests ${{ matrix.name }}
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Dump Environment
       run: ci/dump-environment.sh
     - run: rustup update --no-self-update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
@@ -196,14 +196,14 @@ jobs:
   resolver:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: rustup update stable && rustup default stable
     - run: cargo test -p resolver-tests
 
   test_gitoxide:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: rustup update --no-self-update stable && rustup default stable
       - run: rustup target add i686-unknown-linux-gnu
       - run: sudo apt update -y && sudo apt install gcc-multilib libsecret-1-0 libsecret-1-dev -y
@@ -215,7 +215,7 @@ jobs:
   build_std:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: rustup update nightly && rustup default nightly
     - run: rustup component add rust-src
     - run: cargo build
@@ -225,7 +225,7 @@ jobs:
   docs:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: rustup update nightly && rustup default nightly
     - run: rustup update stable
     - run: rustup component add rust-docs
@@ -252,6 +252,6 @@ jobs:
   credential_msrv:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - run: rustup update 1.70 && rustup default 1.70
     - run: cargo test -p cargo-credential