diff --git a/.github/workflows/manual_release.yaml b/.github/workflows/manual_release.yaml
index 0ca3446..1c7c55b 100644
--- a/.github/workflows/manual_release.yaml
+++ b/.github/workflows/manual_release.yaml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.tag }}
       - name: Set up Go
diff --git a/.github/workflows/tagpr.yaml b/.github/workflows/tagpr.yaml
index a7963dd..2ce0251 100644
--- a/.github/workflows/tagpr.yaml
+++ b/.github/workflows/tagpr.yaml
@@ -10,7 +10,7 @@ jobs:
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - id: tagpr
         uses: Songmu/tagpr@v1
       - name: Set up Go
@@ -22,7 +22,7 @@ jobs:
           github_token: ${{ secrets.GITHUB_TOKEN }}
         if: "steps.tagpr.outputs.tag == ''"
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         if: ${{ steps.tagpr.outputs.tag != '' }}
         with:
           ref: ${{ steps.tagpr.outputs.tag }}
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index cb4d954..b5586df 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -25,7 +25,7 @@ jobs:
         id: go
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Build & Test
         run: |