diff --git a/.github/workflows/coverage.yaml b/.github/workflows/coverage.yaml
index c2867fd..80ac253 100644
--- a/.github/workflows/coverage.yaml
+++ b/.github/workflows/coverage.yaml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3.3.0
+      - uses: actions/checkout@v3.4.0
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2348ade..d4e680e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,7 +7,7 @@ jobs:
     name: test on MSRV
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v3.4.0
     - uses: actions-rs/toolchain@v1.0.7
       with:
         # When toolchain is not specified, it uses rust-toolchain, which is the MSRV
@@ -20,7 +20,7 @@ jobs:
     name: test on nightly
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v3.4.0
     # Because we use nightly features for building docs,
     # using --all-features will fail without nightly toolchain.
     - uses: actions-rs/toolchain@v1.0.7
@@ -35,7 +35,7 @@ jobs:
     name: build with no_std
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3.3.0
+    - uses: actions/checkout@v3.4.0
     - uses: actions-rs/toolchain@v1.0.7
       with:
         toolchain: stable