diff --git a/.github/workflows/build_main_documentation.yml b/.github/workflows/build_main_documentation.yml
index 9f2fd2b74e..7037ed304c 100644
--- a/.github/workflows/build_main_documentation.yml
+++ b/.github/workflows/build_main_documentation.yml
@@ -27,7 +27,7 @@ jobs:
         with:
           python-version: "3.11"
 
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           repository: "huggingface/optimum"
           path: optimum
diff --git a/.github/workflows/build_pr_documentation.yml b/.github/workflows/build_pr_documentation.yml
index 949d2750fc..8fa3363741 100644
--- a/.github/workflows/build_pr_documentation.yml
+++ b/.github/workflows/build_pr_documentation.yml
@@ -38,7 +38,7 @@ jobs:
         with:
           python-version: "3.11"
 
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           repository: "huggingface/optimum"
           path: optimum
diff --git a/.github/workflows/test_cli.yml b/.github/workflows/test_cli.yml
index 405b17dabe..9418748122 100644
--- a/.github/workflows/test_cli.yml
+++ b/.github/workflows/test_cli.yml
@@ -28,13 +28,13 @@ jobs:
 
     steps:
       - name: Checkout optimum
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           path: optimum
           fetch-depth: 0
 
       - name: checkout optimum-onnx
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           repository: huggingface/optimum-onnx
           ref: ${{ env.OPTIMUM_ONNX_REF }}
diff --git a/.github/workflows/test_common.yml b/.github/workflows/test_common.yml
index e3ffa1ba8c..8d8d36adf5 100644
--- a/.github/workflows/test_common.yml
+++ b/.github/workflows/test_common.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
diff --git a/.github/workflows/test_exporters_common.yml b/.github/workflows/test_exporters_common.yml
index b3253e487b..1cfdf6360d 100644
--- a/.github/workflows/test_exporters_common.yml
+++ b/.github/workflows/test_exporters_common.yml
@@ -28,13 +28,13 @@ jobs:
 
     steps:
       - name: Checkout optimum
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           path: optimum
           fetch-depth: 0
 
       - name: checkout optimum-onnx
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           repository: huggingface/optimum-onnx
           ref: ${{ env.OPTIMUM_ONNX_REF }}
diff --git a/.github/workflows/test_fx_automatic_parallelism.yml b/.github/workflows/test_fx_automatic_parallelism.yml
index 775b785c4d..e6d94ae795 100644
--- a/.github/workflows/test_fx_automatic_parallelism.yml
+++ b/.github/workflows/test_fx_automatic_parallelism.yml
@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout optimum
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/test_fx_optimization.yml b/.github/workflows/test_fx_optimization.yml
index 4d8287c5d9..17e3e21fd9 100644
--- a/.github/workflows/test_fx_optimization.yml
+++ b/.github/workflows/test_fx_optimization.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
diff --git a/.github/workflows/test_gptq.yml b/.github/workflows/test_gptq.yml
index 89d3f80a3c..f411b486cd 100644
--- a/.github/workflows/test_gptq.yml
+++ b/.github/workflows/test_gptq.yml
@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Set up Python
         uses: actions/setup-python@v6
diff --git a/.github/workflows/test_pipelines.yml b/.github/workflows/test_pipelines.yml
index ac5f137310..5800b42d41 100644
--- a/.github/workflows/test_pipelines.yml
+++ b/.github/workflows/test_pipelines.yml
@@ -28,13 +28,13 @@ jobs:
 
     steps:
       - name: Checkout optimum
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           path: optimum
           fetch-depth: 0
 
       - name: checkout optimum-onnx
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           repository: huggingface/optimum-onnx
           ref: ${{ env.OPTIMUM_ONNX_REF }}
diff --git a/.github/workflows/test_utils.yml b/.github/workflows/test_utils.yml
index 681c8e3c59..bd0964579a 100644
--- a/.github/workflows/test_utils.yml
+++ b/.github/workflows/test_utils.yml
@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6