diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3c81f03..8380fba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,14 +12,14 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
     - uses: pre-commit/action@v3.0.0
 
   tests:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install rust stable
       uses: dtolnay/rust-toolchain@stable
     - name: cache rust
@@ -30,7 +30,7 @@ jobs:
   clippy:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install rust stable
       uses: dtolnay/rust-toolchain@stable
     - name: cache rust
@@ -41,7 +41,7 @@ jobs:
   release-test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: install rust stable
       uses: dtolnay/rust-toolchain@stable
     - name: cache rust