diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8c452e8..459a860 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -37,7 +37,7 @@ jobs:
 
       - name: publish the artifact
         if: github.repository == 'georchestra/georchestra-cas-server' && github.ref == 'refs/heads/master'
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
           name: cas.war
           path: build/libs/cas.war