diff --git a/hbt/calibration/default.py b/hbt/calibration/default.py
index 6f1b567..83a2387 100644
--- a/hbt/calibration/default.py
+++ b/hbt/calibration/default.py
@@ -9,7 +9,7 @@
 from columnflow.calibration.cms.jets import jec, jec_nominal, jer
 from columnflow.calibration.cms.tau import tec, tec_nominal
 from columnflow.production.cms.mc_weight import mc_weight
-from columnflow.production.cms.seeds import deterministic_seeds
+from columnflow.production.cms.seeds import deterministic_event_seeds, deterministic_jet_seeds
 from columnflow.util import maybe_import
 
 from hbt.util import IF_RUN_2
@@ -20,25 +20,36 @@
 # derive calibrators to add settings
 jec_full = jec.derive("jec_full", cls_dict={"mc_only": True, "nominal_only": True})
 
+# remove GenPart.pt from object_count_columns, this column differs between central and custom Nano
+
+custom_deterministic_event_seeds = deterministic_event_seeds.derive(
+    "custom_deterministic_event_seeds",
+    cls_dict={"object_count_columns": [
+        route for route in deterministic_event_seeds.object_count_columns
+        if route != "GenPart.pt"
+    ]},
+
+)
 # version of jer that uses the first random number from deterministic_seeds
-deterministic_jer = jer.derive("deterministic_jer", cls_dict={"deterministic_seed_index": 0})
+deterministic_jer = jer.derive("deterministic_jer", cls_dict={"deterministic_seed_index": 1})
 
 
 @calibrator(
     uses={
-        mc_weight, deterministic_seeds, jec_nominal, jec_full, deterministic_jer, tec_nominal, tec,
-        IF_RUN_2(met_phi),
+        mc_weight, custom_deterministic_event_seeds, deterministic_jet_seeds, jec_nominal, jec_full,
+        deterministic_jer, tec_nominal, tec, IF_RUN_2(met_phi),
     },
     produces={
-        mc_weight, deterministic_seeds, jec_nominal, jec_full, deterministic_jer, tec_nominal, tec,
-        IF_RUN_2(met_phi),
+        mc_weight, custom_deterministic_event_seeds, deterministic_jet_seeds, jec_nominal, jec_full,
+        deterministic_jer, tec_nominal, tec, IF_RUN_2(met_phi),
     },
 )
 def default(self: Calibrator, events: ak.Array, **kwargs) -> ak.Array:
     if self.dataset_inst.is_mc:
         events = self[mc_weight](events, **kwargs)
 
-    events = self[deterministic_seeds](events, **kwargs)
+    events = self[custom_deterministic_event_seeds](events, **kwargs)
+    events = self[deterministic_jet_seeds](events, **kwargs)
     if self.dataset_inst.is_data or not self.global_shift_inst.is_nominal:
         events = self[jec_nominal](events, **kwargs)
     else: