diff --git a/MC/config/PWGDQ/external/generator/generator_pythia8_NonPromptSignals_gaptriggered_dq.C b/MC/config/PWGDQ/external/generator/generator_pythia8_NonPromptSignals_gaptriggered_dq.C
index eac21670c..8a9f5e7c0 100644
--- a/MC/config/PWGDQ/external/generator/generator_pythia8_NonPromptSignals_gaptriggered_dq.C
+++ b/MC/config/PWGDQ/external/generator/generator_pythia8_NonPromptSignals_gaptriggered_dq.C
@@ -9,7 +9,6 @@ R__ADD_INCLUDE_PATH($O2DPG_ROOT/MC/config/PWGDQ/EvtGen)
 #include <string>
 
 using namespace o2::eventgen;
-using namespace Pythia8;
 
 namespace o2
 {
@@ -140,7 +139,7 @@ Pythia8::Event mOutputEvent;
   // Control gap-triggering
   unsigned long long mGeneratedEvents;
   int mInverseTriggerRatio;
-  Pythia pythiaMBgen; // minimum bias event  
+  Pythia8::Pythia pythiaMBgen; // minimum bias event  
   TString mConfigMBdecays;		
   int mPDG;
   std::vector<int> mHadronsPDGs;
diff --git a/MC/config/PWGDQ/ini/GeneratorHF_bbbarToBplus_midy_triggerGap.ini b/MC/config/PWGDQ/ini/GeneratorHF_bbbarToBplus_midy_triggerGap.ini
index b1e836ff4..32e12f000 100644
--- a/MC/config/PWGDQ/ini/GeneratorHF_bbbarToBplus_midy_triggerGap.ini
+++ b/MC/config/PWGDQ/ini/GeneratorHF_bbbarToBplus_midy_triggerGap.ini
@@ -12,9 +12,3 @@ funcName = GeneratorBplusToJpsiKaon_EvtGen()
 config = ${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_hf.cfg
 hooksFileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/hooks/pythia8_userhooks_qqbar.C
 hooksFuncName = pythia8_userhooks_bbbar(-1.5,1.5)
-
-### The setup inhibits transport of primary particles which are produce at forward rapidity.
-### The settings below only transports particles in the barrel, which is currently defined as |eta| < 2
-
-[Stack]
-transportPrimary = barrel
diff --git a/MC/config/PWGDQ/ini/GeneratorHF_bbbar_PsiAndJpsi_midy_triggerGap.ini b/MC/config/PWGDQ/ini/GeneratorHF_bbbar_PsiAndJpsi_midy_triggerGap.ini
index 5073a28b0..2ba063903 100644
--- a/MC/config/PWGDQ/ini/GeneratorHF_bbbar_PsiAndJpsi_midy_triggerGap.ini
+++ b/MC/config/PWGDQ/ini/GeneratorHF_bbbar_PsiAndJpsi_midy_triggerGap.ini
@@ -12,9 +12,3 @@ funcName = GeneratorBeautyToPsiAndJpsi_EvtGenMidY()
 config = ${O2DPG_MC_CONFIG_ROOT}/MC/config/common/pythia8/generator/pythia8_hf.cfg
 hooksFileName = ${O2DPG_MC_CONFIG_ROOT}/MC/config/PWGHF/pythia8/hooks/pythia8_userhooks_qqbar.C
 hooksFuncName = pythia8_userhooks_bbbar(-1.5,1.5)
-
-### The setup inhibits transport of primary particles which are produce at forward rapidity.
-### The settings below only transports particles in the barrel, which is currently defined as |eta| < 2
-
-[Stack]
-transportPrimary = barrel