diff --git a/PWGJE/Tasks/jetFinderQA.cxx b/PWGJE/Tasks/jetFinderQA.cxx
index 67806db1115..50d57adb870 100644
--- a/PWGJE/Tasks/jetFinderQA.cxx
+++ b/PWGJE/Tasks/jetFinderQA.cxx
@@ -72,6 +72,7 @@ struct JetFinderQATask {
   Configurable<bool> checkMcCollisionIsMatched{"checkMcCollisionIsMatched", false, "0: count whole MCcollisions, 1: select MCcollisions which only have their correspond collisions"};
   Configurable<int> trackOccupancyInTimeRangeMax{"trackOccupancyInTimeRangeMax", 999999, "maximum occupancy of tracks in neighbouring collisions in a given time range; only applied to reconstructed collisions (data and mcd jets), not mc collisions (mcp jets)"};
   Configurable<int> trackOccupancyInTimeRangeMin{"trackOccupancyInTimeRangeMin", -999999, "minimum occupancy of tracks in neighbouring collisions in a given time range; only applied to reconstructed collisions (data and mcd jets), not mc collisions (mcp jets)"};
+  Configurable<bool> rejectMbEvents{"rejectMbEvents", false, "flag to choose to reject min. bias events based on weight (MB = 1, weighted = anything else)"};
 
   std::vector<bool> filledJetR_Both;
   std::vector<bool> filledJetR_Low;
@@ -827,6 +828,9 @@ struct JetFinderQATask {
       if (!isAcceptedJet<aod::JetTracks>(jet)) {
         continue;
       }
+      if (rejectMbEvents && jet.eventWeight() == 1) {
+        continue;
+      }
       double pTHat = 10. / (std::pow(jet.eventWeight(), 1.0 / pTHatExponent));
       for (int N = 1; N < 21; N++) {
         if (jet.pt() < N * 0.25 * pTHat && jet.r() == round(selectedJetsRadius * 100.0f)) {
@@ -865,6 +869,9 @@ struct JetFinderQATask {
     if (!isAcceptedJet<aod::JetParticles>(jet)) {
       return;
     }
+    if (rejectMbEvents && jet.eventWeight() == 1) {
+      return;
+    }
     double pTHat = 10. / (std::pow(jet.eventWeight(), 1.0 / pTHatExponent));
     for (int N = 1; N < 21; N++) {
       if (jet.pt() < N * 0.25 * pTHat && jet.r() == round(selectedJetsRadius * 100.0f)) {
@@ -873,7 +880,7 @@ struct JetFinderQATask {
     }
     if (checkMcCollisionIsMatched) {
       auto collisionspermcpjet = collisions.sliceBy(CollisionsPerMCPCollision, jet.mcCollisionId());
-      if (collisionspermcpjet.size() >= 1) {
+      if (collisionspermcpjet.size() >= 1 && jetderiveddatautilities::selectCollision(collisionspermcpjet.begin(), eventSelection)) {
         fillMCPHistograms(jet, jet.eventWeight());
       }
     } else {
@@ -917,6 +924,9 @@ struct JetFinderQATask {
       if (!isAcceptedJet<aod::JetTracks>(mcdjet)) {
         continue;
       }
+      if (rejectMbEvents && mcdjet.eventWeight() == 1) {
+        continue;
+      }
       fillMatchedHistograms<soa::Join<aod::ChargedMCDetectorLevelJets, aod::ChargedMCDetectorLevelJetConstituents, aod::ChargedMCDetectorLevelJetsMatchedToChargedMCParticleLevelJets, aod::ChargedMCDetectorLevelJetEventWeights>::iterator, soa::Join<aod::ChargedMCParticleLevelJets, aod::ChargedMCParticleLevelJetConstituents, aod::ChargedMCParticleLevelJetsMatchedToChargedMCDetectorLevelJets, aod::ChargedMCParticleLevelJetEventWeights>>(mcdjet, mcdjet.eventWeight());
     }
   }
@@ -924,6 +934,9 @@ struct JetFinderQATask {
 
   void processMCCollisionsWeighted(aod::JetMcCollision const& collision)
   {
+    if (rejectMbEvents && collision.weight() == 1) {
+      return;
+    }
     registry.fill(HIST("h_collision_eventweight_part"), collision.weight());
   }
   PROCESS_SWITCH(JetFinderQATask, processMCCollisionsWeighted, "collision QA for weighted events", false);
@@ -1078,6 +1091,9 @@ struct JetFinderQATask {
                              soa::Filtered<soa::Join<aod::JetTracks, aod::JTrackExtras>> const& tracks)
   {
     float eventWeight = collision.mcCollision().weight();
+    if (rejectMbEvents && eventWeight == 1) {
+      return;
+    }
     registry.fill(HIST("h_collisions"), 0.5);
     registry.fill(HIST("h_collisions_weighted"), 0.5, eventWeight);
     if (!jetderiveddatautilities::selectCollision(collision, eventSelection)) {