diff --git a/FWCore/Framework/src/EDConsumerBase.cc b/FWCore/Framework/src/EDConsumerBase.cc
index 57389241f5ef7..8341314454f94 100644
--- a/FWCore/Framework/src/EDConsumerBase.cc
+++ b/FWCore/Framework/src/EDConsumerBase.cc
@@ -187,6 +187,9 @@ EDConsumerBase::updateLookup(BranchType iBranchType,
 
   if(iBranchType == InEvent) {
     itemsToGet(iBranchType, itemsToGetFromEvent_);
+    //Temporary: until we release resources on Event::getBy* calls
+    // we need to prefetch mayConsumes as well
+    itemsMayGet(iBranchType, itemsToGetFromEvent_);
   }
 }