diff --git a/pysipfenn/__init__.py b/pysipfenn/__init__.py
index 7c14154..2ab005e 100644
--- a/pysipfenn/__init__.py
+++ b/pysipfenn/__init__.py
@@ -1,4 +1,4 @@
 # Importing from top pySIPFENN namespace...
-from pysipfenn.core.pysipfenn import Calculator, ward2ks2022
+from pysipfenn.core.pysipfenn import Calculator, ward2ks2022, overwritePrototypeLibrary, string2prototype
 from pysipfenn.core.modelExporters import ONNXExporter, TorchExporter, CoreMLExporter
 from pysipfenn.core.modelAdjusters import LocalAdjuster, OPTIMADEAdjuster