diff --git a/PhysicsTools/NanoAOD/python/lowPtElectrons_cff.py b/PhysicsTools/NanoAOD/python/lowPtElectrons_cff.py
index 571bc72fcfd0a..ddec293ac8656 100644
--- a/PhysicsTools/NanoAOD/python/lowPtElectrons_cff.py
+++ b/PhysicsTools/NanoAOD/python/lowPtElectrons_cff.py
@@ -16,10 +16,22 @@
     )
 )
 
+import PhysicsTools.PatAlgos.producersLayer1.electronProducer_cfi
+updatedLowPtElectrons = cms.EDProducer(
+    "PATElectronUpdater",
+    src = cms.InputTag("modifiedLowPtElectrons"),
+    vertices = cms.InputTag("offlineSlimmedPrimaryVertices"),
+    computeMiniIso = cms.bool(True),
+    fixDxySign = cms.bool(False),
+    pfCandsForMiniIso = cms.InputTag("packedPFCandidates"),
+    miniIsoParamsB = PhysicsTools.PatAlgos.producersLayer1.electronProducer_cfi.patElectrons.miniIsoParamsB,
+    miniIsoParamsE = PhysicsTools.PatAlgos.producersLayer1.electronProducer_cfi.patElectrons.miniIsoParamsE,
+)
+
 from RecoEgamma.EgammaElectronProducers.lowPtGsfElectronID_cfi import lowPtGsfElectronID
 lowPtPATElectronID = lowPtGsfElectronID.clone(
     usePAT = True,
-    electrons = "modifiedLowPtElectrons",
+    electrons = "updatedLowPtElectrons",
     unbiased = "",
     ModelWeights = [
         'RecoEgamma/ElectronIdentification/data/LowPtElectrons/LowPtElectrons_ID_2020Nov28.root',
@@ -28,8 +40,8 @@
 
 isoForLowPtEle = cms.EDProducer(
     "EleIsoValueMapProducer",
-    src = cms.InputTag("modifiedLowPtElectrons"),
-    relative = cms.bool(False),
+    src = cms.InputTag("updatedLowPtElectrons"),
+    relative = cms.bool(True),
     rho_MiniIso = cms.InputTag("fixedGridRhoFastjetAll"),
     rho_PFIso = cms.InputTag("fixedGridRhoFastjetAll"),
     EAFile_MiniIso = cms.FileInPath("RecoEgamma/ElectronIdentification/data/Fall17/effAreaElectrons_cone03_pfNeuHadronsAndPhotons_94X.txt"),
@@ -38,7 +50,7 @@
 
 updatedLowPtElectronsWithUserData = cms.EDProducer(
     "PATElectronUserDataEmbedder",
-    src = cms.InputTag("modifiedLowPtElectrons"),
+    src = cms.InputTag("updatedLowPtElectrons"),
     userFloats = cms.PSet(
         ID = cms.InputTag("lowPtPATElectronID"),
         miniIsoChg = cms.InputTag("isoForLowPtEle:miniIsoChg"),
@@ -76,9 +88,9 @@
         unbiased = Var("electronID('unbiased')",float,doc="ElectronSeed, pT- and dxy- agnostic BDT (raw) score"),
         ptbiased = Var("electronID('ptbiased')",float,doc="ElectronSeed, pT- and dxy- dependent BDT (raw) score"),
         # Isolation
-        miniPFRelIso_chg = Var("userFloat('miniIsoChg')/pt",float,
+        miniPFRelIso_chg = Var("userFloat('miniIsoChg')",float,
                                doc="mini PF relative isolation, charged component"),
-        miniPFRelIso_all = Var("userFloat('miniIsoAll')/pt",float,
+        miniPFRelIso_all = Var("userFloat('miniIsoAll')",float,
                                doc="mini PF relative isolation, total (with scaled rho*EA PU corrections)"),
         # Conversions
         convVeto = Var("passConversionVeto()",bool,doc="pass conversion veto"),
@@ -100,8 +112,6 @@
         dxyErr = Var("edB('PV2D')",float,doc="dxy uncertainty, in cm",precision=6),
         dz = Var("dB('PVDZ')",float,doc="dz (with sign) wrt first PV, in cm",precision=10),
         dzErr = Var("abs(edB('PVDZ'))",float,doc="dz uncertainty, in cm",precision=6),
-        ip3d = Var("abs(dB('PV3D'))",float,doc="3D impact parameter wrt first PV, in cm",precision=10),
-        sip3d = Var("abs(dB('PV3D')/edB('PV3D'))",float,doc="3D impact parameter significance wrt first PV, in cm",precision=10),
         # Cross-referencing
         #jetIdx
         #photonIdx
@@ -175,6 +185,7 @@
 ################################################################################
 
 lowPtElectronSequence = cms.Sequence(modifiedLowPtElectrons
+                                     +updatedLowPtElectrons
                                      +lowPtPATElectronID
                                      +isoForLowPtEle
                                      +updatedLowPtElectronsWithUserData
diff --git a/PhysicsTools/NanoAOD/python/nanoDQM_cfi.py b/PhysicsTools/NanoAOD/python/nanoDQM_cfi.py
index 19d6f305b16f2..4ac38307e74f2 100644
--- a/PhysicsTools/NanoAOD/python/nanoDQM_cfi.py
+++ b/PhysicsTools/NanoAOD/python/nanoDQM_cfi.py
@@ -133,8 +133,8 @@
                 Plot1D('unbiased', 'unbiased', 40, -10., 10., 'ElectronSeed, pT- and dxy- agnostic BDT (raw) score'),
                 Plot1D('ptbiased', 'ptbiased', 40, -10., 10., 'ElectronSeed, pT- and dxy- dependent BDT (raw) score'),
                 # Isolation
-                Plot1D('miniPFRelIso_chg', 'miniPFRelIso_chg', 20, 0, 2, 'mini PF relative isolation, charged component'),
-                Plot1D('miniPFRelIso_all', 'miniPFRelIso_all', 20, 0, 2, 'mini PF relative isolation, total (with scaled rho*EA PU corrections)'),
+                Plot1D('miniPFRelIso_chg', 'miniPFRelIso_chg', 20, 0., 1., 'mini PF relative isolation, charged component'),
+                Plot1D('miniPFRelIso_all', 'miniPFRelIso_all', 20, 0., 1., 'mini PF relative isolation, total (with scaled rho*EA PU corrections)'),
                 # Conversions
                 Plot1D('convVeto', 'convVeto', 2, -0.5, 1.5, 'pass conversion veto'),
                 Plot1D('convWP', 'convWP', 8, -0.5, 7.5, 'conversion flag bit map: 1=Veto, 2=Loose, 3=Tight'),
@@ -154,8 +154,6 @@
                 Plot1D('dz', 'dz', 20, -0.3, 0.3, 'dz (with sign) wrt first PV, in cm'),
                 Plot1D('dxyErr', 'dxyErr', 20, 0., 0.2, 'dxy uncertainty, in cm'),
                 Plot1D('dzErr', 'dzErr', 20, 0., 0.2, 'dz uncertainty, in cm'),
-                Plot1D('ip3d', 'ip3d', 20, 0., 0.2, '3D impact parameter wrt first PV, in cm'),
-                Plot1D('sip3d', 'sip3d', 20, 0., 20., '3D impact parameter significance wrt first PV, in cm'),
             ),
         ),