diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8f0e4e..a9fddc6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Install dependencies (Linux)
         if: matrix.os == 'ubuntu-latest'
@@ -56,7 +56,7 @@ jobs:
     name: ShellCheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install shellcheck
         run: sudo apt-get update && sudo apt-get install -y shellcheck
       - name: Run shellcheck on hooks/
@@ -70,7 +70,7 @@ jobs:
     name: Validate JSON catalog
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install jq
         run: sudo apt-get update && sudo apt-get install -y jq
       - name: Validate every JSON in the repo
@@ -90,7 +90,7 @@ jobs:
     runs-on: ubuntu-latest
     continue-on-error: true
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: gaurav-nelson/github-action-markdown-link-check@v1
         with:
           use-quiet-mode: 'yes'