diff --git a/.github/workflows/disp_download_reformat.yml b/.github/workflows/disp_download_reformat.yml
index ecb1215..9596b63 100644
--- a/.github/workflows/disp_download_reformat.yml
+++ b/.github/workflows/disp_download_reformat.yml
@@ -115,7 +115,7 @@ jobs:
 
       # Upload the final artefact (path determined by previous step)
       - name: Upload Result
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: ${{ inputs.output_name }}
           path: ${{ env.ARTIFACT_PATH }}
diff --git a/.github/workflows/disp_download_reformat_mintpy.yml b/.github/workflows/disp_download_reformat_mintpy.yml
index f75d2e8..8d5e9a0 100644
--- a/.github/workflows/disp_download_reformat_mintpy.yml
+++ b/.github/workflows/disp_download_reformat_mintpy.yml
@@ -97,7 +97,7 @@ jobs:
           mv *.nc output/
 
       - name: Upload results
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: mintpy-${{ inputs.output_name }}
           path: output