diff --git a/EventFilter/Utilities/interface/FedRawDataInputSource.h b/EventFilter/Utilities/interface/FedRawDataInputSource.h
index dea0500813209..9b5189d1e5f37 100644
--- a/EventFilter/Utilities/interface/FedRawDataInputSource.h
+++ b/EventFilter/Utilities/interface/FedRawDataInputSource.h
@@ -168,7 +168,6 @@ class FedRawDataInputSource : public edm::RawInputSource {
   std::list<std::pair<int, std::string>> fileNamesToDelete_;
   std::mutex fileDeleteLock_;
   std::vector<int> streamFileTracker_;
-  unsigned int nStreams_ = 0;
   unsigned int checkEvery_ = 10;
 
   //supervisor thread wakeup
diff --git a/EventFilter/Utilities/src/FedRawDataInputSource.cc b/EventFilter/Utilities/src/FedRawDataInputSource.cc
index 4f60680f43c8c..9a608dd182576 100644
--- a/EventFilter/Utilities/src/FedRawDataInputSource.cc
+++ b/EventFilter/Utilities/src/FedRawDataInputSource.cc
@@ -685,7 +685,7 @@ void FedRawDataInputSource::read(edm::EventPrincipal& eventPrincipal) {
     auto it = filesToDelete_.begin();
     while (it != filesToDelete_.end()) {
       bool fileIsBeingProcessed = false;
-      for (unsigned int i = 0; i < nStreams_; i++) {
+      for (unsigned int i = 0; i < streamFileTracker_.size(); i++) {
         if (it->first == streamFileTracker_.at(i)) {
           fileIsBeingProcessed = true;
           break;