diff --git a/src/examples/PodioExample/PodioExample.cc b/src/examples/PodioExample/PodioExample.cc
index d54999782..2bf703814 100644
--- a/src/examples/PodioExample/PodioExample.cc
+++ b/src/examples/PodioExample/PodioExample.cc
@@ -21,7 +21,7 @@
 
 void create_hits_file() {
 
-    EventInfo eventinfo1(7, 0, 22);
+    MutableEventInfo eventinfo1(7, 0, 22);
     EventInfoCollection eventinfos1;
     eventinfos1.push_back(eventinfo1);
 
@@ -38,7 +38,7 @@ void create_hits_file() {
     podio::ROOTFrameWriter writer("hits.root");
     writer.writeFrame(event1, "events");
 
-    EventInfo eventinfo2(8, 0, 22);
+    MutableEventInfo eventinfo2(8, 0, 22);
     EventInfoCollection eventinfos2;
     eventinfos2.push_back(eventinfo2);
 
diff --git a/src/examples/TimesliceExample/MyFileReader.h b/src/examples/TimesliceExample/MyFileReader.h
index 75e927052..1d027e98e 100644
--- a/src/examples/TimesliceExample/MyFileReader.h
+++ b/src/examples/TimesliceExample/MyFileReader.h
@@ -41,11 +41,11 @@ struct MyFileReader : public JEventSource {
         // Furnish this event with info object
         if (GetLevel() == JEventLevel::Timeslice) {
             TimesliceInfoCollection info;
-            info.push_back(TimesliceInfo(event_nr, 0)); // event nr, run nr
+            info.push_back(MutableTimesliceInfo(event_nr, 0)); // event nr, run nr
             event.InsertCollection<TimesliceInfo>(std::move(info), "ts_info");
         }
         else {
-            EventInfoCollection info;
+            MutableEventInfoCollection info;
             info.push_back(EventInfo(event_nr, 0, 0)); // event nr, timeslice nr, run nr
             event.InsertCollection<EventInfo>(std::move(info), "evt_info");
         }