diff --git a/Event/EventBookkeeperTools/EventBookkeeperTools/FilterReporterParams.h b/Event/EventBookkeeperTools/EventBookkeeperTools/FilterReporterParams.h
index 24cae4167420f75f69520348b8d40af3e69f6ab7..90fc1ef37269e3f536d27b1516bbad0b324039e8 100644
--- a/Event/EventBookkeeperTools/EventBookkeeperTools/FilterReporterParams.h
+++ b/Event/EventBookkeeperTools/EventBookkeeperTools/FilterReporterParams.h
@@ -152,7 +152,7 @@ private:
 
   /// \brief the \ref CutIdentifier for this filter algorithm
 private:
-  CutIdentifier m_cutID;
+  CutIdentifier m_cutID{};
 
   /// \brief the handle to the service holding tables of cut-flows
   /// for filtering algs.