diff --git a/.github/workflows/beta.yml b/.github/workflows/beta.yml
index b1676c17f..88a5854e4 100644
--- a/.github/workflows/beta.yml
+++ b/.github/workflows/beta.yml
@@ -26,7 +26,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
@@ -41,7 +41,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'flutter/samples'
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
@@ -56,7 +56,7 @@ jobs:
     runs-on: macos-latest
     if: github.repository == 'flutter/samples'
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 285c8a380..c038d0d00 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
         with:
           submodules: true
           fetch-depth: 0
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 689f770ce..3a74475ff 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -27,7 +27,7 @@ jobs:
         flutter_version: [stable, beta, master]
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'flutter/samples'
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
@@ -53,7 +53,7 @@ jobs:
     runs-on: macos-latest
     if: github.repository == 'flutter/samples'
     steps:
-      - uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+      - uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
       - uses: actions/setup-java@1df8dbefe2a8cbc99770194893dd902763bee34b
         with:
           distribution: 'zulu'
diff --git a/.github/workflows/scorecards-analysis.yml b/.github/workflows/scorecards-analysis.yml
index 0893be1f1..1a4434a1f 100644
--- a/.github/workflows/scorecards-analysis.yml
+++ b/.github/workflows/scorecards-analysis.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/verify-web-demos.yml b/.github/workflows/verify-web-demos.yml
index 8f0aef7b6..ff503242b 100644
--- a/.github/workflows/verify-web-demos.yml
+++ b/.github/workflows/verify-web-demos.yml
@@ -21,7 +21,7 @@ jobs:
           # - beta
     steps:
       - name: Checkout
-        uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
+        uses: actions/checkout@ac593985615ec2ede58e132d2e21d2b1cbd6127c
         with:
           submodules: true
           fetch-depth: 0