diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c68e0d37..aafdcdb8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     continue-on-error: ${{ matrix.experimental }}
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - name: Install Crystal
         uses: oprypin/install-crystal@v1
         with:
@@ -59,7 +59,7 @@ jobs:
           --health-timeout 5s
           --health-retries 5
     steps:
-      - uses: actions/checkout@v2.3.5
+      - uses: actions/checkout@v2.4.0
       - name: Install Crystal
         uses: oprypin/install-crystal@v1
         with: