diff --git a/.github/workflows/check-new-versions.yaml b/.github/workflows/check-new-versions.yaml
index 3fed068..c465c25 100644
--- a/.github/workflows/check-new-versions.yaml
+++ b/.github/workflows/check-new-versions.yaml
@@ -35,7 +35,7 @@ jobs:
       uses: peter-evans/create-pull-request@v8
       with:
         path: eic-spack
-        branch-suffix: short-commit-hash
+        branch-suffix: timestamp
         title: New package versions found for ${{ steps.new_versions.outputs.files }}
         body: |
           New package versions found: