diff --git a/.github/workflows/cargo-audit.yml b/.github/workflows/cargo-audit.yml
index 9d8e3cc..2a32933 100644
--- a/.github/workflows/cargo-audit.yml
+++ b/.github/workflows/cargo-audit.yml
@@ -10,7 +10,7 @@ jobs:
   cargo-audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions-rs/audit-check@v1
         # Don't run on dependabot PRs or forks
         # https://github.com/actions-rs/clippy-check/issues/2#issuecomment-807852653
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6df1374..28ad82e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-20.04
     needs: create_release
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: build
       run: bash .github/workflows/release.sh
     - name: upload release assets linux
@@ -35,7 +35,7 @@ jobs:
     runs-on: windows-latest
     needs: create_release
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build
       run: cargo build --verbose --release
     - name: strip names
@@ -53,7 +53,7 @@ jobs:
     runs-on: macos-latest
     needs: create_release
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install toolchain
       run: rustup target add aarch64-apple-darwin
     - name: Build x86_64
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5c65451..1beeebc 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
   clippy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run clippy action to produce annotations
         # Don't run on dependabot PRs
         # https://github.com/actions-rs/clippy-check/issues/2#issuecomment-807852653
@@ -30,7 +30,7 @@ jobs:
   formatting:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Formatting
         uses: actions-rs/cargo@v1
         with:
@@ -39,7 +39,7 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions-rs/cargo@v1
         with:
           command: test