diff --git a/.github/workflows/dockerimage.yml b/.github/workflows/dockerimage.yml
index 8cb7685..e6867c4 100644
--- a/.github/workflows/dockerimage.yml
+++ b/.github/workflows/dockerimage.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: set up QEMU
         if: ${{ github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/') }}
@@ -84,7 +84,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: set up QEMU
         if: ${{ github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/') }}
@@ -143,7 +143,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: set up QEMU
         if: ${{ github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/') }}