diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index d8bf86c..7935e64 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -12,7 +12,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - uses: actions/setup-python@v2.2.2
       - uses: pre-commit/action@v2.0.3
 
@@ -23,7 +23,7 @@ jobs:
       matrix:
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - name: Setup Python
         uses: actions/setup-python@v2.2.2
         with:
@@ -50,7 +50,7 @@ jobs:
       matrix:
         python-version: [3.8, 3.9]
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - name: Setup Python
         uses: actions/setup-python@v2.2.2
         with: