diff --git a/Control/AthenaCommon/python/AppMgr.py b/Control/AthenaCommon/python/AppMgr.py
index c29c9f595c0dd7525a3556686451f5a26a34f465..f6f53902d66f423d1b312317533418c6715479aa 100755
--- a/Control/AthenaCommon/python/AppMgr.py
+++ b/Control/AthenaCommon/python/AppMgr.py
@@ -286,7 +286,7 @@ class AthAppMgr( AppMgr ):
          #   IPA
          ifaBeg=IFA("BeginIncFiringAlg")
          ifaBeg.Incidents=["BeginEvent"]
-         ifaBeg.FireSerial=True # we want serial incident to be fired as well
+         ifaBeg.FireSerial=False # we want serial incident to be fired as well
          athBeginSeq += ifaBeg
          ipa=IPA("IncidentProcAlg1")
          athBeginSeq += ipa
@@ -296,7 +296,7 @@ class AthAppMgr( AppMgr ):
          #   IPA
          ifaEnd=IFA("EndIncFiringAlg")
          ifaEnd.Incidents=["EndEvent"]
-         ifaEnd.FireSerial=True # we want serial incident to be fired as well
+         ifaEnd.FireSerial=False # we want serial incident to be fired as well
          athEndSeq += ifaEnd
          ipa2=IPA("IncidentProcAlg2")
          athEndSeq += ipa2