diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c528de2..45a35be 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,7 @@ jobs:
         run: task test
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ocireg-mcp
           path: build/ocireg-mcp