diff --git a/autodocsumm/__init__.py b/autodocsumm/__init__.py
index 5808308..79cdf29 100755
--- a/autodocsumm/__init__.py
+++ b/autodocsumm/__init__.py
@@ -39,6 +39,7 @@
 
 __status__ = "Production"
 
+import inspect
 from itertools import chain
 
 from sphinx.util import logging
@@ -223,6 +224,19 @@ def get_grouped_documenters(self, all_members=False):
             members = [(membername, member) for (membername, member) in members
                        if membername not in self.options.exclude_members]
 
+        # If the object is a class, verify that we are documenting the original
+        # definition of the class and not an alias of the class. This is
+        # checked by ensuring that the objects full (importable) name is
+        # equal to the documented full name. This may differ, e.g. if the
+        # object is just a class attribute that references another class.
+        # Sphinx will already at an "alias of" + link to original definition
+        if inspect.isclass(self.object):
+            obj_modname = getattr(self.object, '__module__', '')
+            obj_qname = getattr(self.object, '__qualname__', '')
+            obj_fullname = obj_modname + '.' + obj_qname
+            if obj_modname and obj_qname and obj_fullname != self.fullname:
+                members = []
+
         # document non-skipped members
         memberdocumenters = []
         registry = self.env.app.registry.documenters