diff --git a/Configuration/DataProcessing/python/Reco.py b/Configuration/DataProcessing/python/Reco.py
index 3d48982bd3b30..f5c199c6ff344 100644
--- a/Configuration/DataProcessing/python/Reco.py
+++ b/Configuration/DataProcessing/python/Reco.py
@@ -70,11 +70,11 @@ def promptReco(self, globalTag, **args):
                 if a['dataTier'] == 'MINIAOD':
                     miniAODStep = ',PAT'
                 if a['dataTier'] in ['NANOAOD', 'NANOEDMAOD']:
-                    nanoAODStep = ',NANO'
                     if "nanoFlavours" in args:
-                        nanoAODStep += nanoFlavours(args['nanoFlavours'])
-                    args['customs'].append('PhysicsTools/NanoAOD/nano_cff.nanoL1TrigObjCustomize')
-
+                        nanoAODStep = ',NANO'+nanoFlavours(args['nanoFlavours'])
+                    else:
+                        nanoAODStep = ',NANO:@PHYS+@L1'
+                        
         self._checkRepackedFlag(options, **args)
 
         if 'customs' in args:
diff --git a/Configuration/PyReleaseValidation/python/relval_nano.py b/Configuration/PyReleaseValidation/python/relval_nano.py
index 34ce92cf0e116..bf8fe7941536d 100644
--- a/Configuration/PyReleaseValidation/python/relval_nano.py
+++ b/Configuration/PyReleaseValidation/python/relval_nano.py
@@ -125,8 +125,9 @@ def subnext(self):
 steps['NANO_data12.4']=merge([{'--era':'Run3,run3_nanoAOD_124',
                                '--conditions':'auto:run3_data'},
                               _NANO_data])
-steps['NANO_data12.4_prompt']=merge([{'--customise' : 'PhysicsTools/NanoAOD/nano_cff.nanoL1TrigObjCustomize', '-n' : '1000'},
+steps['NANO_data12.4_prompt']=merge([{'-n' : '1000'},
                                      steps['NANO_data12.4']])
+steps['NANO_data12.4_prompt']['-s']=steps['NANO_data12.4_prompt']['-s'].replace('NANO','NANO:@PHYS+@L1')
 
 ###13.0 workflows
 steps['TTBarMINIAOD13.0'] = {'INPUT':InputInfo(location='STD',
@@ -149,8 +150,9 @@ def subnext(self):
                                '--conditions':'auto:run3_data'},
                               _NANO_data])
 
-steps['NANO_data13.0_prompt']=merge([{'--customise' : 'PhysicsTools/NanoAOD/nano_cff.nanoL1TrigObjCustomize', '-n' : '1000'},
+steps['NANO_data13.0_prompt']=merge([{'-n' : '1000'},
                                      steps['NANO_data13.0']])
+steps['NANO_data13.0_prompt']['-s']=steps['NANO_data13.0_prompt']['-s'].replace('NANO','NANO:@PHYS+@L1')
 
 
 steps['muDPGNANO_data13.0']=merge([{'-s' : 'RAW2DIGI,NANO:@MUDPG',
@@ -204,7 +206,6 @@ def subnext(self):
 steps['jmeNANO_mc13.2']=merge([{'-s' : 'NANO:@JME ', '-n' : '1000'},
                                     steps['NANO_mc13.2']])
 
-                                        
 
 ##13.X INPUT
 steps['ScoutingPFRun32022DRAW13.X']={'INPUT':InputInfo(dataSet='/ScoutingPFRun3/Run2022D-v1/RAW',label='2022D',events=100000,location='STD', ls=Run2022D)}
diff --git a/PhysicsTools/NanoAOD/python/autoNANO.py b/PhysicsTools/NanoAOD/python/autoNANO.py
index 1ab29fb60fa9c..6d4ed201467f3 100644
--- a/PhysicsTools/NanoAOD/python/autoNANO.py
+++ b/PhysicsTools/NanoAOD/python/autoNANO.py
@@ -26,8 +26,8 @@ def expandNanoMapping(seqList, mapping, key):
     'PHYS': {'sequence': '',
              'customize': ''},
     # L1 flavours: add tables through customize, supposed to be combined with PHYS
-    'L1' : {'customize': 'nanoL1TrigObjCustomize'},
-    'L1FULL' : {'customize': 'nanoL1TrigObjCustomizeFull'},
+    'L1' : {'customize': 'PhysicsTools/NanoAOD/l1trig_cff.nanoL1TrigObjCustomize'},
+    'L1FULL' : {'customize': 'PhysicsTools/NanoAOD/l1trig_cff.nanoL1TrigObjCustomizeFull'},
     #scouting nano
     'Scout' : {'sequence': 'PhysicsTools/NanoAOD/custom_run3scouting_cff'},
     'JME' : { 'sequence': '@PHYS',
diff --git a/PhysicsTools/NanoAOD/python/l1trig_cff.py b/PhysicsTools/NanoAOD/python/l1trig_cff.py
index 53ca6153e9c95..25db65c0fb3ff 100644
--- a/PhysicsTools/NanoAOD/python/l1trig_cff.py
+++ b/PhysicsTools/NanoAOD/python/l1trig_cff.py
@@ -168,12 +168,23 @@ def setL1NanoToReduced(process):
     process.l1JetTable.variables = cms.PSet(l1JetReducedVars)
     process.l1TauTable.variables = cms.PSet(l1TauReducedVars)
     process.l1EtSumTable.variables = cms.PSet(l1EtSumReducedVars)
-   
+
     #apply cuts
     process.l1EGTable.cut="pt>=10"
     process.l1TauTable.cut="pt>=24"
     process.l1JetTable.cut="pt>=30"
     process.l1MuTable.cut="pt>=3 && hwQual>=8"
     process.l1EtSumTable.cut="(getType==8 || getType==1 || getType==2 || getType==3)"
-    
+
+    return process
+
+def nanoL1TrigObjCustomize(process):
+    process.load("PhysicsTools.NanoAOD.l1trig_cff")
+    process.nanoTableTaskCommon.add(process.l1TablesTask)
+    process = setL1NanoToReduced(process)
+    return process
+
+def nanoL1TrigObjCustomizeFull(process):
+    process.load("PhysicsTools.NanoAOD.l1trig_cff")
+    process.nanoTableTaskCommon.add(process.l1TablesTask)
     return process
diff --git a/PhysicsTools/NanoAOD/python/nano_cff.py b/PhysicsTools/NanoAOD/python/nano_cff.py
index 515c0c75d066a..433657cd27ea5 100644
--- a/PhysicsTools/NanoAOD/python/nano_cff.py
+++ b/PhysicsTools/NanoAOD/python/nano_cff.py
@@ -27,7 +27,6 @@
 from PhysicsTools.NanoAOD.NanoAODEDMEventContent_cff import *
 from PhysicsTools.NanoAOD.fsrPhotons_cff import *
 from PhysicsTools.NanoAOD.softActivity_cff import *
-from PhysicsTools.NanoAOD.l1trig_cff import *
 
 nanoMetadata = cms.EDProducer("UniqueStringProducer",
     strings = cms.PSet(
@@ -279,11 +278,3 @@ def nanoWmassGenCustomize(process):
     process.genParticleTable.variables.eta.precision=cms.string(etaPrecision)
     return process
 
-def nanoL1TrigObjCustomize(process):
-    process.nanoTableTaskCommon.add(process.l1TablesTask)
-    process = setL1NanoToReduced(process)
-    return process
-
-def nanoL1TrigObjCustomizeFull(process):
-    process.nanoTableTaskCommon.add(process.l1TablesTask)
-    return process