diff --git a/pipelines/LSSTComCamSim/DRP-ops-rehearsal-3.yaml b/pipelines/LSSTComCamSim/DRP-ops-rehearsal-3.yaml
index 6b0850c4..62fef8c1 100644
--- a/pipelines/LSSTComCamSim/DRP-ops-rehearsal-3.yaml
+++ b/pipelines/LSSTComCamSim/DRP-ops-rehearsal-3.yaml
@@ -26,6 +26,13 @@ tasks:
       wcs_provider: "input_summary"
       photo_calib_provider: "input_summary"
       background_provider: "input_summary"
+  analyzeObjectTableCore:
+    class: lsst.analysis.tools.tasks.ObjectTableTractAnalysisTask
+    config:
+      python: |
+      # no z-band in comCamSim
+        del config.atools.yPerpPSF
+        del config.atools.yPerpCModel
 subsets:
   step1:
     subset: