diff --git a/.github/workflows/tag_release.yaml b/.github/workflows/tag_release.yaml
index d69b87e..81bda9a 100644
--- a/.github/workflows/tag_release.yaml
+++ b/.github/workflows/tag_release.yaml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           fetch-depth: 0 # Fetch tag history.
           persist-credentials: false
diff --git a/.github/workflows/test_ci.yaml b/.github/workflows/test_ci.yaml
index 6713941..adc9690 100644
--- a/.github/workflows/test_ci.yaml
+++ b/.github/workflows/test_ci.yaml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           fetch-depth: 0
           persist-credentials: false