diff --git a/core/processor.py b/core/processor.py
index 4ccea664032b12650b40983d67a212ce3d1f22cf..239edd99314d004c5f4301060c2ce074a0f67936 100644
--- a/core/processor.py
+++ b/core/processor.py
@@ -10,6 +10,8 @@ from core.io.writer import Writer
 from core.io.signal import Signal
 
 from core.cells import Cells
+from postprocessor.core.processes.merger import mergerParameters, merger
+from postprocessor.core.processes.picker import pickerParameters, picker
 
 
 class PostProcessorParameters(ParametersABC):