diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 0cac3a7b..b8ec4365 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -16,6 +16,6 @@ jobs:
           override: true
           components: rustfmt
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run rustfmt
         run: cargo fmt --check
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 9d160593..eb268f4d 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -21,7 +21,7 @@ jobs:
           - ''
           - '--all-features'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Cache cargo registry
         uses: actions/cache@v1
         with: