diff --git a/.github/workflows/elixir-build-and-test.yml b/.github/workflows/elixir-build-and-test.yml
index c09d97c..c5b7fda 100644
--- a/.github/workflows/elixir-build-and-test.yml
+++ b/.github/workflows/elixir-build-and-test.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Elixir Project
         uses: ./.github/actions/elixir-setup
diff --git a/.github/workflows/elixir-dialyzer.yml b/.github/workflows/elixir-dialyzer.yml
index e574af5..3f38da8 100644
--- a/.github/workflows/elixir-dialyzer.yml
+++ b/.github/workflows/elixir-dialyzer.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Elixir Project
         uses: ./.github/actions/elixir-setup
diff --git a/.github/workflows/elixir-quality-checks.yml b/.github/workflows/elixir-quality-checks.yml
index cabc299..36cf14c 100644
--- a/.github/workflows/elixir-quality-checks.yml
+++ b/.github/workflows/elixir-quality-checks.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
 
       - name: Setup Elixir Project
         uses: ./.github/actions/elixir-setup