diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 1bb48757..0effeecf 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -15,7 +15,7 @@ jobs:
         channel: [stable, beta]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - uses: ./
       with:
         channel: ${{ matrix.channel }}
@@ -38,7 +38,7 @@ jobs:
         version: [ 2.5.3, 2.x, 1, v1.12 ]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - uses: ./
       with:
         channel: stable
@@ -53,7 +53,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - uses: ./
       with:
         channel: master
@@ -67,7 +67,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - uses: ./
       with:
         channel: any
@@ -85,7 +85,7 @@ jobs:
         operating-system: [ubuntu-latest, windows-latest, macos-latest]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - uses: ./
       with:
         channel: stable
diff --git a/README.md b/README.md
index 8c081248..dec9d730 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Use specific version and channel:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     flutter-version: '2.8.0'
@@ -20,7 +20,7 @@ Use latest release for particular channel:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     channel: 'stable' # or: 'beta' or 'master'
@@ -31,7 +31,7 @@ Use latest release for particular version and/or channel:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     flutter-version: '1.22.x' # or, you can use 1.22
@@ -43,7 +43,7 @@ Use particular version on any channel:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     flutter-version: '2.x'
@@ -55,7 +55,7 @@ Build Android APK and app bundle:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: actions/setup-java@v2
   with:
     distribution: 'zulu'
@@ -76,7 +76,7 @@ jobs:
   build:
     runs-on: macos-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: subosito/flutter-action@v2
       with:
         flutter-version: '2.5.3'
@@ -89,7 +89,7 @@ Build for the web:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     flutter-version: '2.5.3'
@@ -105,7 +105,7 @@ jobs:
  build:
    runs-on: windows-latest
    steps:
-     - uses: actions/checkout@v2
+     - uses: actions/checkout@v3
      - uses: subosito/flutter-action@v2
        with:
          channel: 'beta'
@@ -120,7 +120,7 @@ jobs:
  build:
    runs-on: ubuntu-latest
    steps:
-     - uses: actions/checkout@v2
+     - uses: actions/checkout@v3
      - uses: subosito/flutter-action@v2
        with:
          channel: 'beta'
@@ -138,7 +138,7 @@ jobs:
  build:
    runs-on: macos-latest
    steps:
-     - uses: actions/checkout@v2
+     - uses: actions/checkout@v3
      - uses: subosito/flutter-action@v2
        with:
          channel: 'beta'
@@ -150,7 +150,7 @@ Integration with `actions/cache`:
 
 ```yaml
 steps:
-- uses: actions/checkout@v2
+- uses: actions/checkout@v3
 - uses: subosito/flutter-action@v2
   with:
     flutter-version: '2.5.0'