diff --git a/k4FWCore/include/k4FWCore/DataHandle.h b/k4FWCore/include/k4FWCore/DataHandle.h
index b4a06adc..e4950cd2 100644
--- a/k4FWCore/include/k4FWCore/DataHandle.h
+++ b/k4FWCore/include/k4FWCore/DataHandle.h
@@ -90,9 +90,9 @@ template <typename T>
 DataHandle<T>::DataHandle(const std::string& descriptor, Gaudi::DataHandle::Mode a, IDataHandleHolder* fatherAlg)
     : DataObjectHandle<DataWrapper<T>>(descriptor, a, fatherAlg), m_eds("EventDataSvc", "DataHandle") {
   if (a == Gaudi::DataHandle::Writer) {
-    StatusCode sc            = m_eds.retrieve();
-    m_dataPtr                = nullptr;
-    auto* podio_data_service = dynamic_cast<PodioDataSvc*>(m_eds.get());
+    StatusCode sc [[maybe_unused]] = m_eds.retrieve();
+    m_dataPtr                      = nullptr;
+    auto* podio_data_service       = dynamic_cast<PodioDataSvc*>(m_eds.get());
     if (nullptr != podio_data_service) {
       if constexpr (std::is_integral_v<T> || std::is_floating_point_v<T>) {
         m_dataPtr = new T();
diff --git a/k4FWCore/include/k4FWCore/MetaDataHandle.h b/k4FWCore/include/k4FWCore/MetaDataHandle.h
index 38fddcb2..75c54c20 100644
--- a/k4FWCore/include/k4FWCore/MetaDataHandle.h
+++ b/k4FWCore/include/k4FWCore/MetaDataHandle.h
@@ -57,8 +57,8 @@ template <typename T> MetaDataHandle<T>::~MetaDataHandle() {}
 template <typename T>
 MetaDataHandle<T>::MetaDataHandle(const std::string& descriptor, Gaudi::DataHandle::Mode a)
     : m_eds("EventDataSvc", "DataHandle"), m_descriptor(descriptor), m_mode(a) {
-  StatusCode sc        = m_eds.retrieve();
-  m_podio_data_service = dynamic_cast<PodioDataSvc*>(m_eds.get());
+  StatusCode sc [[maybe_unused]] = m_eds.retrieve();
+  m_podio_data_service           = dynamic_cast<PodioDataSvc*>(m_eds.get());
   checkPodioDataSvc();
 }
 
@@ -67,8 +67,8 @@ template <typename T>
 MetaDataHandle<T>::MetaDataHandle(const Gaudi::DataHandle& handle, const std::string& descriptor,
                                   Gaudi::DataHandle::Mode a)
     : m_eds("EventDataSvc", "DataHandle"), m_descriptor(descriptor), m_dataHandle(&handle), m_mode(a) {
-  StatusCode sc        = m_eds.retrieve();
-  m_podio_data_service = dynamic_cast<PodioDataSvc*>(m_eds.get());
+  StatusCode sc [[maybe_unused]] = m_eds.retrieve();
+  m_podio_data_service           = dynamic_cast<PodioDataSvc*>(m_eds.get());
   checkPodioDataSvc();
 }