diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c1c87818..ce8773e0 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,7 +10,7 @@ jobs:
       otps: ${{ steps.versions.outputs.versions }}
     steps:
     - name: Clone the repository
-      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
     - name: Get latest OTP versions
       id: versions
       env: 
@@ -36,7 +36,7 @@ jobs:
         version: 1.7
 
     - name: checkout
-      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
     - name: run tests
       run: ./bin/run_ci.sh
diff --git a/.github/workflows/uuid.yml b/.github/workflows/uuid.yml
index 5fc10b78..2cc9ab8c 100644
--- a/.github/workflows/uuid.yml
+++ b/.github/workflows/uuid.yml
@@ -12,7 +12,7 @@ jobs:
         version: 1.7
 
     - name: Checkout
-      uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0
 
     - name: Check
       run: |