diff --git a/MC/analysis_testing/o2dpg_analysis_test_utils.py b/MC/analysis_testing/o2dpg_analysis_test_utils.py
index 49582ae01..298bf001e 100755
--- a/MC/analysis_testing/o2dpg_analysis_test_utils.py
+++ b/MC/analysis_testing/o2dpg_analysis_test_utils.py
@@ -34,6 +34,10 @@ def adjust_configuration_line(line, data_or_mc, collision_system):
         line = line.replace('!OVERWRITEAXISRANGEFORPBPBVALUE!', "false")
     else:
         line = line.replace('!OVERWRITEAXISRANGEFORPBPBVALUE!', "true")
+    if collision_system == "pbpb":
+        line = line.replace('!ISLOWFLUX!', "false")
+    else:
+        line = line.replace('!ISLOWFLUX!', "true")
     return line
 
 
diff --git a/MC/config/analysis_testing/json/dpl/o2-analysis-event-selection-qa.json b/MC/config/analysis_testing/json/dpl/o2-analysis-event-selection-qa.json
index 1334d8193..010a6e301 100644
--- a/MC/config/analysis_testing/json/dpl/o2-analysis-event-selection-qa.json
+++ b/MC/config/analysis_testing/json/dpl/o2-analysis-event-selection-qa.json
@@ -2,6 +2,7 @@
   "event-selection-qa-task": {
     "isMC": "!ANALYSIS_QC_is_mc!",
     "processMCRun3": "!ANALYSIS_QC_is_mc!",
+    "isLowFlux": "!ISLOWFLUX!",
     "processRun2": "false",
     "processRun3": "true"
   }