diff --git a/k4FWCore/components/PodioOutput.h b/k4FWCore/components/PodioOutput.h
index 510ef297..312fce21 100644
--- a/k4FWCore/components/PodioOutput.h
+++ b/k4FWCore/components/PodioOutput.h
@@ -22,15 +22,7 @@
 #include "Gaudi/Algorithm.h"
 #include "k4FWCore/KeepDropSwitch.h"
 #include "podio/CollectionBase.h"
-#include "podio/podioVersion.h"
-#if PODIO_BUILD_VERSION >= PODIO_VERSION(0, 99, 0)
 #include "podio/ROOTWriter.h"
-#else
-#include "podio/ROOTFrameWriter.h"
-namespace podio {
-  using ROOTWriter = podio::ROOTFrameWriter;
-}
-#endif
 
 #include <vector>
 
diff --git a/k4FWCore/include/k4FWCore/MetaDataHandle.h b/k4FWCore/include/k4FWCore/MetaDataHandle.h
index c3d55b09..ced03f49 100644
--- a/k4FWCore/include/k4FWCore/MetaDataHandle.h
+++ b/k4FWCore/include/k4FWCore/MetaDataHandle.h
@@ -21,8 +21,6 @@
 
 #include "k4FWCore/PodioDataSvc.h"
 
-#include "podio/podioVersion.h"
-
 template <typename T> class MetaDataHandle {
 public:
   MetaDataHandle();
@@ -92,19 +90,7 @@ MetaDataHandle<T>::MetaDataHandle(const Gaudi::DataHandle& handle, const std::st
 //---------------------------------------------------------------------------
 template <typename T> std::optional<T> MetaDataHandle<T>::get_optional() const {
   const auto& frame = m_podio_data_service->getMetaDataFrame();
-#if PODIO_BUILD_VERSION > PODIO_VERSION(0, 99, 0)
   return frame.getParameter<T>(fullDescriptor());
-#else
-  // explicitly make a copy here and move it into the optional below
-  auto val = frame.getParameter<T>(fullDescriptor());
-  // This is what happens if we have a non-present key, so we can use it as a
-  // way to determine if the parameter was (likely) unset. For more details see
-  // https://github.com/AIDASoft/podio/issues/576
-  if (val == T{}) {
-    return std::nullopt;
-  }
-  return std::optional<T>(std::move(val));
-#endif
 }
 
 //---------------------------------------------------------------------------
diff --git a/k4FWCore/include/k4FWCore/PodioDataSvc.h b/k4FWCore/include/k4FWCore/PodioDataSvc.h
index 7ce04986..9084cc21 100644
--- a/k4FWCore/include/k4FWCore/PodioDataSvc.h
+++ b/k4FWCore/include/k4FWCore/PodioDataSvc.h
@@ -26,15 +26,7 @@
 #include "podio/CollectionBase.h"
 #include "podio/CollectionIDTable.h"
 #include "podio/Frame.h"
-#include "podio/podioVersion.h"
-#if PODIO_BUILD_VERSION >= PODIO_VERSION(0, 99, 0)
 #include "podio/ROOTReader.h"
-#else
-#include "podio/ROOTFrameReader.h"
-namespace podio {
-  using ROOTReader = podio::ROOTFrameReader;
-}
-#endif
 // Forward declarations
 #include "k4FWCore/DataWrapper.h"
 class DataWrapperBase;