diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c23a337..1dc2e03 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
         jdk: [ '8', '9', '10', '11' ]
     name: JDK ${{ matrix.jdk }}
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4
       - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
@@ -28,7 +28,7 @@ jobs:
         jdk: [ '12', '13', '14', '15', '16', '17', '18' ]
     name: JDK ${{ matrix.jdk }}
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4
       - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'