diff --git a/DataFormats/Scouting/interface/Run3ScoutingElectron.h b/DataFormats/Scouting/interface/Run3ScoutingElectron.h
index d973b3f235370..8f8e8abbdec4f 100644
--- a/DataFormats/Scouting/interface/Run3ScoutingElectron.h
+++ b/DataFormats/Scouting/interface/Run3ScoutingElectron.h
@@ -2,6 +2,7 @@
 #define DataFormats_Run3ScoutingElectron_h
 
 #include <vector>
+#include <cstdint>
 
 // Class for holding electron information, for use in data scouting
 // IMPORTANT: the content of this class should be changed only in backwards compatible ways!
@@ -27,8 +28,9 @@ class Run3ScoutingElectron {
                        float r9,
                        float sMin,
                        float sMaj,
-                       unsigned int seedId,
+                       uint32_t seedId,
                        std::vector<float> energyMatrix,
+                       std::vector<uint32_t> detIds,
                        std::vector<float> timingMatrix)
       : pt_(pt),
         eta_(eta),
@@ -51,6 +53,7 @@ class Run3ScoutingElectron {
         sMaj_(sMaj),
         seedId_(seedId),
         energyMatrix_(std::move(energyMatrix)),
+        detIds_(std::move(detIds)),
         timingMatrix_(std::move(timingMatrix)) {}
   //default constructor
   Run3ScoutingElectron()
@@ -95,8 +98,9 @@ class Run3ScoutingElectron {
   float r9() const { return r9_; }
   float sMin() const { return sMin_; }
   float sMaj() const { return sMaj_; }
-  unsigned int seedId() const { return seedId_; }
+  uint32_t seedId() const { return seedId_; }
   std::vector<float> const& energyMatrix() const { return energyMatrix_; }
+  std::vector<uint32_t> const& detIds() const { return detIds_; }
   std::vector<float> const& timingMatrix() const { return timingMatrix_; }
 
 private:
@@ -119,8 +123,9 @@ class Run3ScoutingElectron {
   float r9_;
   float sMin_;
   float sMaj_;
-  unsigned int seedId_;
+  uint32_t seedId_;
   std::vector<float> energyMatrix_;
+  std::vector<uint32_t> detIds_;
   std::vector<float> timingMatrix_;
 };
 
diff --git a/DataFormats/Scouting/interface/Run3ScoutingPhoton.h b/DataFormats/Scouting/interface/Run3ScoutingPhoton.h
index f0e4971e06c81..5bc73c740c435 100644
--- a/DataFormats/Scouting/interface/Run3ScoutingPhoton.h
+++ b/DataFormats/Scouting/interface/Run3ScoutingPhoton.h
@@ -2,6 +2,7 @@
 #define DataFormats_Run3ScoutingPhoton_h
 
 #include <vector>
+#include <cstdint>
 
 // Class for holding photon information, for use in data scouting
 // IMPORTANT: the content of this class should be changed only in backwards compatible ways!
@@ -20,8 +21,9 @@ class Run3ScoutingPhoton {
                      float r9,
                      float sMin,
                      float sMaj,
-                     unsigned int seedId,
+                     uint32_t seedId,
                      std::vector<float> energyMatrix,
+                     std::vector<uint32_t> detIds,
                      std::vector<float> timingMatrix)
       : pt_(pt),
         eta_(eta),
@@ -37,6 +39,7 @@ class Run3ScoutingPhoton {
         sMaj_(sMaj),
         seedId_(seedId),
         energyMatrix_(std::move(energyMatrix)),
+        detIds_(std::move(detIds)),
         timingMatrix_(std::move(timingMatrix)) {}
   //default constructor
   Run3ScoutingPhoton()
@@ -69,8 +72,9 @@ class Run3ScoutingPhoton {
   float r9() const { return r9_; }
   float sMin() const { return sMin_; }
   float sMaj() const { return sMaj_; }
-  float seedId() const { return seedId_; }
+  uint32_t seedId() const { return seedId_; }
   std::vector<float> const& energyMatrix() const { return energyMatrix_; }
+  std::vector<uint32_t> const& detIds() const { return detIds_; }
   std::vector<float> const& timingMatrix() const { return timingMatrix_; }
 
 private:
@@ -86,8 +90,9 @@ class Run3ScoutingPhoton {
   float r9_;
   float sMin_;
   float sMaj_;
-  unsigned int seedId_;
+  uint32_t seedId_;
   std::vector<float> energyMatrix_;
+  std::vector<uint32_t> detIds_;
   std::vector<float> timingMatrix_;
 };
 
diff --git a/DataFormats/Scouting/src/classes_def.xml b/DataFormats/Scouting/src/classes_def.xml
index e5810d434b250..a46abbfcf3d4b 100755
--- a/DataFormats/Scouting/src/classes_def.xml
+++ b/DataFormats/Scouting/src/classes_def.xml
@@ -39,14 +39,16 @@
   <class name="Run3ScoutingVertex" ClassVersion="3">
       <version ClassVersion="3" checksum="316446070"/>
   </class>
-  <class name="Run3ScoutingElectron" ClassVersion="3">
+  <class name="Run3ScoutingElectron" ClassVersion="4">
       <version ClassVersion="3" checksum="1086011373"/>
+      <version ClassVersion="4" checksum="1250202632"/>
   </class>
   <class name="Run3ScoutingMuon" ClassVersion="3">
       <version ClassVersion="3" checksum="3882497397"/>
   </class>
-  <class name="Run3ScoutingPhoton" ClassVersion="3">
+  <class name="Run3ScoutingPhoton" ClassVersion="4">
       <version ClassVersion="3" checksum="1683146807"/>
+      <version ClassVersion="4" checksum="1725280278"/>
   </class>
   <class name="Run3ScoutingTrack" ClassVersion="3">
       <version ClassVersion="3" checksum="3352318277"/>
diff --git a/HLTrigger/Egamma/plugins/HLTScoutingEgammaProducer.cc b/HLTrigger/Egamma/plugins/HLTScoutingEgammaProducer.cc
index f42e0b9a3f878..35b23d017a0ec 100644
--- a/HLTrigger/Egamma/plugins/HLTScoutingEgammaProducer.cc
+++ b/HLTrigger/Egamma/plugins/HLTScoutingEgammaProducer.cc
@@ -16,6 +16,8 @@ Description: Producer for Run3ScoutingElectron and Run3ScoutingPhoton
 
 #include "HLTScoutingEgammaProducer.h"
 
+#include <cstdint>
+
 // function to find rechhit associated to detid and return energy
 float recHitE(const DetId id, const EcalRecHitCollection& recHits) {
   if (id == DetId(0)) {
@@ -205,20 +207,21 @@ void HLTScoutingEgammaProducer::produce(edm::StreamID sid, edm::Event& iEvent, e
     float sMin = moments.sMin;
     float sMaj = moments.sMaj;
 
-    unsigned int seedId = (*SCseed).seed();
+    uint32_t seedId = (*SCseed).seed();
 
     std::vector<DetId> mDetIds = EcalClusterTools::matrixDetId((topology), (*SCseed).seed(), rechitMatrixSize);
 
     int detSize = mDetIds.size();
+    std::vector<uint32_t> mDetIdIds(detSize, 0);
     std::vector<float> mEnergies(detSize, 0.);
     std::vector<float> mTimes(detSize, 0.);
 
     for (int i = 0; i < detSize; i++) {
+      mDetIdIds[i] = mDetIds[i];
       mEnergies[i] =
-          MiniFloatConverter::reduceMantissaToNbitsRounding(recHitE(mDetIds.at(i), *rechits), mantissaPrecision);
+          MiniFloatConverter::reduceMantissaToNbitsRounding(recHitE(mDetIds[i], *rechits), mantissaPrecision);
       if (saveRecHitTiming)
-        mTimes[i] =
-            MiniFloatConverter::reduceMantissaToNbitsRounding(recHitT(mDetIds.at(i), *rechits), mantissaPrecision);
+        mTimes[i] = MiniFloatConverter::reduceMantissaToNbitsRounding(recHitT(mDetIds[i], *rechits), mantissaPrecision);
     }
 
     float HoE = 999.;
@@ -254,6 +257,7 @@ void HLTScoutingEgammaProducer::produce(edm::StreamID sid, edm::Event& iEvent, e
                                sMaj,
                                seedId,
                                mEnergies,
+                               mDetIdIds,
                                mTimes);  //read for(ieta){for(iphi){}}
     } else {                             // Candidate is a scouting electron
       outElectrons->emplace_back(candidate.pt(),
@@ -277,6 +281,7 @@ void HLTScoutingEgammaProducer::produce(edm::StreamID sid, edm::Event& iEvent, e
                                  sMaj,
                                  seedId,
                                  mEnergies,
+                                 mDetIdIds,
                                  mTimes);  //read for(ieta){for(iphi){}}
     }
   }