diff --git a/macro/beamtime/mcbm2020/build_event_win.C b/macro/beamtime/mcbm2020/build_event_win.C
index d3516e861c80db03153b1d153d6944d2de64758e..90f8273742429243134996cd0f2636b3bf255cba 100644
--- a/macro/beamtime/mcbm2020/build_event_win.C
+++ b/macro/beamtime/mcbm2020/build_event_win.C
@@ -73,7 +73,7 @@ void build_event_win(UInt_t uRunId  = 0,
   eventBuilder->SetTriggerWindow(ECbmModuleId::kMuch, -150, 50);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kTrd, -250, 100);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kTof, -150, 10);
-  eventBuilder->SetTriggerWindow(ECbmModuleId::kRich, -150, 20);
+  eventBuilder->SetTriggerWindow(ECbmModuleId::kRich, -50, 50);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kPsd, -50, 10);
   /// To get T0 Digis (seed + close digis) in the event
   eventBuilder->SetTriggerWindow(ECbmModuleId::kT0, -1, 10);
diff --git a/macro/beamtime/mcbm2020/build_event_win_kronos.C b/macro/beamtime/mcbm2020/build_event_win_kronos.C
index 0362fd41a8f6d4f5eecca6dbdde1a6277bf08e67..5abb4df44de5fdd7484b49f2008cc845be6f74ad 100644
--- a/macro/beamtime/mcbm2020/build_event_win_kronos.C
+++ b/macro/beamtime/mcbm2020/build_event_win_kronos.C
@@ -84,7 +84,7 @@ void build_event_win_kronos(UInt_t uRunIdx = 0,
   eventBuilder->SetTriggerWindow(ECbmModuleId::kMuch, -150, 50);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kTrd, -250, 100);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kTof, -150, 10);
-  eventBuilder->SetTriggerWindow(ECbmModuleId::kRich, -150, 20);
+  eventBuilder->SetTriggerWindow(ECbmModuleId::kRich, -50, 50);
   eventBuilder->SetTriggerWindow(ECbmModuleId::kPsd, -50, 10);
   //  eventBuilder->SetT0PulserTotLimits(   185, 191 );
   eventBuilder->SetTriggerMinNumber(ECbmModuleId::kT0, 1);