diff --git a/python/damask/_config.py b/python/damask/_config.py
index 76955588f..91be5ebf1 100644
--- a/python/damask/_config.py
+++ b/python/damask/_config.py
@@ -1,3 +1,4 @@
+import copy
 from io import StringIO
 import abc
 
@@ -35,6 +36,14 @@ class Config(dict):
         output.seek(0)
         return ''.join(output.readlines())
 
+
+    def __copy__(self):
+        """Create deep copy."""
+        return copy.deepcopy(self)
+
+    copy = __copy__
+
+
     @classmethod
     def load(cls,fname):
         """
@@ -52,6 +61,7 @@ class Config(dict):
             fhandle = fname
         return cls(yaml.safe_load(fhandle))
 
+
     def save(self,fname,**kwargs):
         """
         Save to yaml file.
@@ -95,6 +105,7 @@ class Config(dict):
         """Check for completeness."""
         pass
 
+
     @property
     @abc.abstractmethod
     def is_valid(self):
diff --git a/python/damask/_configmaterial.py b/python/damask/_configmaterial.py
index b94e9897a..43a59eb1e 100644
--- a/python/damask/_configmaterial.py
+++ b/python/damask/_configmaterial.py
@@ -204,7 +204,7 @@ class ConfigMaterial(Config):
             Limit renaming to selected constituents.
 
         """
-        dup = copy.deepcopy(self)
+        dup = self.copy()
         for i,m in enumerate(dup['material']):
             if ID and i not in ID: continue
             for c in m['constituents']:
@@ -228,7 +228,7 @@ class ConfigMaterial(Config):
             Limit renaming to selected homogenization IDs.
 
         """
-        dup = copy.deepcopy(self)
+        dup = self.copy()
         for i,m in enumerate(dup['material']):
             if ID and i not in ID: continue
             try:
diff --git a/python/damask/_grid.py b/python/damask/_grid.py
index 8380bbc5b..76ce7ba64 100644
--- a/python/damask/_grid.py
+++ b/python/damask/_grid.py
@@ -57,13 +57,10 @@ class Grid:
 
 
     def __copy__(self):
-        """Copy grid."""
+        """Create deep copy."""
         return copy.deepcopy(self)
 
-
-    def copy(self):
-        """Copy grid."""
-        return self.__copy__()
+    copy = __copy__
 
 
     def diff(self,other):
diff --git a/python/damask/_orientation.py b/python/damask/_orientation.py
index 05301561f..4bd8a1e96 100644
--- a/python/damask/_orientation.py
+++ b/python/damask/_orientation.py
@@ -199,7 +199,7 @@ class Orientation(Rotation):
 
 
     def __copy__(self,**kwargs):
-        """Copy."""
+        """Create deep copy."""
         return self.__class__(rotation=kwargs['rotation'] if 'rotation' in kwargs else self.quaternion,
                               lattice =kwargs['lattice']  if 'lattice'  in kwargs else self.lattice
                                                                                     if self.lattice is not None else self.family,
diff --git a/python/damask/_rotation.py b/python/damask/_rotation.py
index cec3854cc..492ca8d2d 100644
--- a/python/damask/_rotation.py
+++ b/python/damask/_rotation.py
@@ -78,9 +78,8 @@ class Rotation:
                     ])
 
 
-    # ToDo: Check difference __copy__ vs __deepcopy__
     def __copy__(self,**kwargs):
-        """Copy."""
+        """Create deep copy."""
         return self.__class__(rotation=kwargs['rotation'] if 'rotation' in kwargs else self.quaternion)
 
     copy = __copy__
diff --git a/python/damask/_table.py b/python/damask/_table.py
index e6e6c4eeb..78a8a276e 100644
--- a/python/damask/_table.py
+++ b/python/damask/_table.py
@@ -42,12 +42,10 @@ class Table:
         return len(self.data)
 
     def __copy__(self):
-        """Copy Table."""
+        """Create deep copy."""
         return copy.deepcopy(self)
 
-    def copy(self):
-        """Copy Table."""
-        return self.__copy__()
+    copy = __copy__
 
 
     def _label_discrete(self):