diff --git a/.github/workflows/celeritas.json b/.github/workflows/celeritas.json
index 84bcee5b4..4a8ba362b 100644
--- a/.github/workflows/celeritas.json
+++ b/.github/workflows/celeritas.json
@@ -2,6 +2,7 @@
   "geometry_file": "${detector_config}.gdml",
   "event_file": "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.hepmc",
   "output_file": "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.json",
+  "physics_output_file": "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.root",
   "offload_output_file":
       "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.offloaded.hepmc3",
   "num_track_slots": 1024,
@@ -21,7 +22,7 @@
     "epsilon_step": 1e-05
   },
   "use_device": false,
-  "sd_type": "simple_calo",
+  "sd_type": "event_hit",
   "step_diagnostic": false,
   "step_diagnostic_bins": 8,
   "slot_diagnostic_prefix": "slot-diag-cpu-"
diff --git a/.github/workflows/celeritas.yml b/.github/workflows/celeritas.yml
index 5a65670cc..e1704cac1 100644
--- a/.github/workflows/celeritas.yml
+++ b/.github/workflows/celeritas.yml
@@ -40,3 +40,8 @@ jobs:
         name: celeritas_${{matrix.detector_config}}_pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.json
         path: "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.json"
         if-no-files-found: error
+    - uses: actions/upload-artifact@v4
+      with:
+        name: celeritas_${{matrix.detector_config}}_pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.root
+        path: "pythia8NCDIS_5x41_minQ2=1_beamEffects_xAngle=-0.025_hiDiv_1_20ev.root"
+        if-no-files-found: error