diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 00c4b81..ecd3e3c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6 # v6.0.2
+        uses: actions/checkout@v7 # v6.0.2
 
       - name: Setup Node.js
         uses: actions/setup-node@v6 # v6.4.0
diff --git a/.github/workflows/self-check.yml b/.github/workflows/self-check.yml
index 411a5b7..d62c119 100644
--- a/.github/workflows/self-check.yml
+++ b/.github/workflows/self-check.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Run Knowledge Diff
         uses: ./   # dogfood: run the action from this repo itself