diff --git a/README.md b/README.md
index 506ed09..ca5c5c1 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: DNSControl check
         uses: koenrh/dnscontrol-action@v3
@@ -47,7 +47,7 @@ jobs:
   preview:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: DNSControl preview
         uses: koenrh/dnscontrol-action@v3
@@ -119,7 +119,7 @@ jobs:
   push:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: DNSControl push
         uses: koenrh/dnscontrol-action@v3
diff --git a/examples/deploy-master.yml b/examples/deploy-master.yml
index 010cd08..b9ad69b 100644
--- a/examples/deploy-master.yml
+++ b/examples/deploy-master.yml
@@ -10,7 +10,7 @@ jobs:
   dnscontrol:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: DNSControl push
         uses: koenrh/dnscontrol-action@v3
diff --git a/examples/test-pull-request.yml b/examples/test-pull-request.yml
index 9f1c37c..abe80aa 100644
--- a/examples/test-pull-request.yml
+++ b/examples/test-pull-request.yml
@@ -8,7 +8,7 @@ jobs:
     name: ESLint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: Run ESLint
         uses: koenrh/actions/eslint@master
@@ -19,7 +19,7 @@ jobs:
     name: DNSControl
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v2
 
       - name: Preview
         uses: koenrh/dnscontrol-action@v3