diff --git a/.github/workflows/node.deploy.yml b/.github/workflows/node.deploy.yml
index 10afb68..ea87e6a 100644
--- a/.github/workflows/node.deploy.yml
+++ b/.github/workflows/node.deploy.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@master
+      uses: actions/checkout@v3.1.0
 
     - name: Use Node.js 15
       uses: actions/setup-node@v2.5.0
diff --git a/.github/workflows/node.refresh-data.yml b/.github/workflows/node.refresh-data.yml
index cc2f8f4..1eac789 100644
--- a/.github/workflows/node.refresh-data.yml
+++ b/.github/workflows/node.refresh-data.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.1.0
     - name: Use Node.js 15
       uses: actions/setup-node@v2.5.0
       with:
diff --git a/.github/workflows/node.test.yml b/.github/workflows/node.test.yml
index cabbd2b..4ebc1d8 100644
--- a/.github/workflows/node.test.yml
+++ b/.github/workflows/node.test.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.1.0
     - name: Use Node.js 15
       uses: actions/setup-node@v2.5.0
       with:
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3.1.0
     - name: Use Node.js 15
       uses: actions/setup-node@v2.5.0
       with: