diff --git a/.github/workflows/GnuTests.yml b/.github/workflows/GnuTests.yml
index f7038e2..c7d7450 100644
--- a/.github/workflows/GnuTests.yml
+++ b/.github/workflows/GnuTests.yml
@@ -81,7 +81,7 @@ jobs:
         ./util/run-gnu-testsuite.sh --json-output "${{ env.TEST_FULL_SUMMARY_FILE }}" || true
 
     - name: Upload full json results
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: awk-gnu-full-result
         path: awk/${{ env.TEST_FULL_SUMMARY_FILE }}
@@ -122,7 +122,7 @@ jobs:
         if_no_artifact_found: warn
 
     - name: Download full json results
-      uses: actions/download-artifact@v4
+      uses: actions/download-artifact@v8
       with:
         name: awk-gnu-full-result
         path: results
@@ -168,13 +168,13 @@ jobs:
         outputs HASH TOTAL PASS FAIL SKIP
 
     - name: Upload SHA1/ID of 'test-summary'
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: "${{ steps.summary.outputs.HASH }}"
         path: "${{ steps.vars.outputs.TEST_SUMMARY_FILE }}"
 
     - name: Upload test results summary
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: test-summary
         path: "${{ steps.vars.outputs.TEST_SUMMARY_FILE }}"
@@ -215,7 +215,7 @@ jobs:
 
     - name: Upload comparison log (for GnuComment workflow)
       if: success() || failure()
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: comment
         path: reference/comment/