diff --git a/.github/workflows/build-java-17.yml b/.github/workflows/build-java-17.yml
index ae8773a..e479c62 100644
--- a/.github/workflows/build-java-17.yml
+++ b/.github/workflows/build-java-17.yml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v6
+      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       with:
         persist-credentials: false
     - name: Set up JDK 17
diff --git a/.github/workflows/codeql-java-17.yml b/.github/workflows/codeql-java-17.yml
index 0d764be..1e612a3 100644
--- a/.github/workflows/codeql-java-17.yml
+++ b/.github/workflows/codeql-java-17.yml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v6
+      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       with:
         persist-credentials: false
 
diff --git a/.github/workflows/release-maven-central-java-17.yml b/.github/workflows/release-maven-central-java-17.yml
index 9881c5f..fbcdf94 100644
--- a/.github/workflows/release-maven-central-java-17.yml
+++ b/.github/workflows/release-maven-central-java-17.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index e922181..607c75e 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -23,7 +23,7 @@ jobs:
       actions: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false