diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b030b57b..7e83396b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ${{matrix.os}}
     name: Build on ${{matrix.os}}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
       - uses: actions/setup-java@v4
         with:
           distribution: 'zulu'
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 73e562ca..64af7937 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ jobs:
     name: Publish
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
       - uses: actions/setup-java@v4
         with:
           distribution: 'zulu'