diff --git a/k4MarlinWrapper/python/k4MarlinWrapper/inputReader.py b/k4MarlinWrapper/python/k4MarlinWrapper/inputReader.py
index 99879862..d60afc10 100644
--- a/k4MarlinWrapper/python/k4MarlinWrapper/inputReader.py
+++ b/k4MarlinWrapper/python/k4MarlinWrapper/inputReader.py
@@ -18,7 +18,7 @@
 #
 
 import sys
-from Configurables import LcioEvent, PodioInput
+from Configurables import LcioEvent, PodioInput, MarlinProcessorWrapper, EDM4hep2LcioTool
 
 def create_reader(input_files, evtSvc):
     """Create the appropriate reader for the input files"""
@@ -37,3 +37,20 @@ def create_reader(input_files, evtSvc):
         evtSvc.inputs = input_files
 
     return read
+
+
+def attach_edm4hep2lcio_conversion(algList, read):
+  if not isinstance(read, PodioInput):
+     # nothing to convert :)
+     return
+
+  # find first wrapper
+  for alg in algList:
+    if (isinstance(alg, MarlinProcessorWrapper)):
+      break
+
+  EDM4hep2LcioInput = EDM4hep2LcioTool("InputConversion")
+  EDM4hep2LcioInput.convertAll = True
+  # Adjust for the different naming conventions
+  EDM4hep2LcioInput.collNameMapping = {"MCParticles": "MCParticle"}
+  alg.EDM4hep2LcioTool = EDM4hep2LcioInput