diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 71061e3..b2abbf7 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -7,7 +7,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
 
       - name: Set up Apache Maven Central
         uses: actions/setup-java@v4
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 59cbfe7..62c4518 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -17,7 +17,7 @@ jobs:
     name: Java ${{ matrix.java-versions }} Test on ${{ matrix.operating-system }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
 
     - name: Set up JDK ${{ matrix.java-versions }}
       uses: actions/setup-java@v4