diff --git a/hypermat/_models/__init__.py b/hypermat/_models/__init__.py
index 825c289..c55f6a2 100644
--- a/hypermat/_models/__init__.py
+++ b/hypermat/_models/__init__.py
@@ -1,2 +1,6 @@
-from ._strain_energy import StrainEnergy
+####################### - بــسم الله الرحمــان الرحيــم - #####################
+
+"""Material Formulations Module"""
+
+from ._energy import StrainEnergy
 from ._material import *