diff --git a/.github/workflows/dart.yml b/.github/workflows/dart.yml
index 6558c87..a942cea 100644
--- a/.github/workflows/dart.yml
+++ b/.github/workflows/dart.yml
@@ -18,7 +18,7 @@ jobs:
       matrix:
         sdk: [dev, 2.17.0]
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: dart-lang/setup-dart@6a218f2413a3e78e9087f638a238f6b40893203d
         with:
           sdk: ${{ matrix.sdk }}
@@ -70,7 +70,7 @@ jobs:
           - os: macos-latest
             platform: chrome
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: dart-lang/setup-dart@6a218f2413a3e78e9087f638a238f6b40893203d
         with:
           sdk: ${{ matrix.sdk }}