diff --git a/k4Reco/DDPlanarDigi/components/DDPlanarDigi.cpp b/k4Reco/DDPlanarDigi/components/DDPlanarDigi.cpp
index c3f6d70..8b3a5b6 100644
--- a/k4Reco/DDPlanarDigi/components/DDPlanarDigi.cpp
+++ b/k4Reco/DDPlanarDigi/components/DDPlanarDigi.cpp
@@ -53,16 +53,16 @@ DDPlanarDigi::DDPlanarDigi(const std::string& name, ISvcLocator* svcLoc)
     throw std::runtime_error("DDPlanarDigi: Inconsistent number of resolutions given for U and V coordinate");
   }
 
-  m_histograms[hu].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "hu", "smearing u", {50, -5., +5.}});
-  m_histograms[hv].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "hv", "smearing v", {50, -5., +5.}});
-  m_histograms[hT].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "hT", "smearing time", {50, -5., +5.}});
+  m_histograms[hu].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "hu", "smearing u", {50, -5., +5.}});
+  m_histograms[hv].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "hv", "smearing v", {50, -5., +5.}});
+  m_histograms[hT].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "hT", "smearing time", {50, -5., +5.}});
 
-  m_histograms[diffu].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "diffu", "diff u", {1000, -.1, +.1}});
-  m_histograms[diffv].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "diffv", "diff v", {1000, -.1, +.1}});
-  m_histograms[diffT].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "diffT", "diff time", {1000, -5., +5.}});
+  m_histograms[diffu].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "diffu", "diff u", {1000, -.1, +.1}});
+  m_histograms[diffv].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "diffv", "diff v", {1000, -.1, +.1}});
+  m_histograms[diffT].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "diffT", "diff time", {1000, -5., +5.}});
 
-  m_histograms[hitE].reset(new Gaudi::Accumulators::RootHistogram<1>{this, "hitE", "hitEnergy in keV", {1000, 0, 200}});
-  m_histograms[hitsAccepted].reset(new Gaudi::Accumulators::RootHistogram<1>{
+  m_histograms[hitE].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{this, "hitE", "hitEnergy in keV", {1000, 0, 200}});
+  m_histograms[hitsAccepted].reset(new Gaudi::Accumulators::StaticRootHistogram<1>{
       this, "hitsAccepted", "Fraction of accepted hits [%]", {201, 0, 100.5}});
 
   m_geoSvc = serviceLocator()->service(m_geoSvcName);
diff --git a/k4Reco/DDPlanarDigi/components/DDPlanarDigi.h b/k4Reco/DDPlanarDigi/components/DDPlanarDigi.h
index fa3675e..48ff41e 100644
--- a/k4Reco/DDPlanarDigi/components/DDPlanarDigi.h
+++ b/k4Reco/DDPlanarDigi/components/DDPlanarDigi.h
@@ -38,6 +38,14 @@
 #include <string>
 #include <vector>
 
+#include "GAUDI_VERSION.h"
+
+#if GAUDI_MAJOR_VERSION < 39
+namespace Gaudi::Accumulators {
+  using StaticRootHistogram = Gaudi::Accumulators::RootHistogram;
+}
+#endif
+
 /** ======= DDPlanarDigi ========== <br>
  * Creates TrackerHits from SimTrackerHits, smearing them according to the input parameters.
  * The positions of "digitized" TrackerHits are obtained by gaussian smearing positions
@@ -119,12 +127,15 @@ struct DDPlanarDigi final
                                                 "Output file name for the histograms"};
 
   const dd4hep::rec::SurfaceMap*                                            surfaceMap;
-  std::array<std::unique_ptr<Gaudi::Accumulators::RootHistogram<1>>, hSize> m_histograms;
+  std::array<std::unique_ptr<Gaudi::Accumulators::StaticRootHistogram<1>>, hSize> m_histograms;
   std::string                                                               m_collName;
 
   inline static thread_local TRandom2 m_engine;
   SmartIF<IGeoSvc>                    m_geoSvc;
   SmartIF<IUniqueIDGenSvc>            m_uidSvc;
+
+public:
+  void registerCallBack(Gaudi::StateMachine::Transition, std::function<void()>) {}
 };
 
 DECLARE_COMPONENT(DDPlanarDigi)