diff --git a/.github/workflows/check-deprecated-exercises.yml b/.github/workflows/check-deprecated-exercises.yml
index 8defbd0cf..562d96ca0 100644
--- a/.github/workflows/check-deprecated-exercises.yml
+++ b/.github/workflows/check-deprecated-exercises.yml
@@ -14,7 +14,7 @@ jobs:
     name: Check for deprecated exercises
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
         with:
           fetch-depth: 0
       - name: Test deprecated exercises using test-deprecated-exercises
diff --git a/.github/workflows/create-configlet-sync-issues.yml b/.github/workflows/create-configlet-sync-issues.yml
index 3a497b2e6..9ffcae10d 100644
--- a/.github/workflows/create-configlet-sync-issues.yml
+++ b/.github/workflows/create-configlet-sync-issues.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Fetch configlet
         run: ./bin/fetch-configlet
diff --git a/.github/workflows/java.yml b/.github/workflows/java.yml
index 867890a6c..da87903a5 100644
--- a/.github/workflows/java.yml
+++ b/.github/workflows/java.yml
@@ -16,7 +16,7 @@ jobs:
     if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
       - name: Set up JDK 25
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654
         with:
@@ -31,7 +31,7 @@ jobs:
     if: github.event_name == 'pull_request'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
         with:
           fetch-depth: 0
       - name: Set up JDK 25
@@ -47,7 +47,7 @@ jobs:
     if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
       - name: Set up JDK 25
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654
         with:
@@ -62,7 +62,7 @@ jobs:
     if: github.event_name == 'pull_request'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
         with:
           fetch-depth: 0
       - name: Set up JDK 25
@@ -78,7 +78,7 @@ jobs:
     if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
       - name: Test all exercises using java-test-runner
         run: bin/test-with-test-runner
       - name: Print summary
@@ -105,7 +105,7 @@ jobs:
     if: github.event_name == 'pull_request'
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
         with:
           fetch-depth: 0
       - name: Test changed exercises using java-test-runner
diff --git a/.github/workflows/markdown.yml b/.github/workflows/markdown.yml
index 6bcb84e06..8367dc457 100644
--- a/.github/workflows/markdown.yml
+++ b/.github/workflows/markdown.yml
@@ -17,6 +17,6 @@ jobs:
     name: Lint Markdown files
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
       - name: Lint markdown
         uses: DavidAnson/markdownlint-cli2-action@ded1f9488f68a970bc66ea5619e13e9b52e601cd