diff --git a/configure.zcml b/configure.zcml
index ba2774b..0e073b5 100644
--- a/configure.zcml
+++ b/configure.zcml
@@ -286,14 +286,6 @@
     <allow interface="loops.interfaces.IIndexAttributes" />
   </class>
 
-  <adapter factory="loops.resource.IndexableResource" trusted="True" />
-  <class class="loops.resource.IndexableResource">
-    <allow interface="textindexng.interfaces.IIndexableContent" />
-  </class>
-  <class class="textindexng.content.IndexContentCollector">
-    <allow interface="textindexng.interfaces.IIndexContentCollector" />
-  </class>
-
   <adapter factory="loops.resource.DocumentReadFileAdapter" />
   <adapter factory="loops.resource.DocumentWriteFileAdapter" />
 
diff --git a/resource.py b/resource.py
index 38373db..56953a5 100644
--- a/resource.py
+++ b/resource.py
@@ -40,7 +40,6 @@ from cStringIO import StringIO
 from zope.app.event.objectevent import ObjectModifiedEvent, Attributes
 from zope.event import notify
 
-from textindexng.interfaces import IIndexableContent
 from textindexng.content import IndexContentCollector
 from cybertools.relation.registry import getRelations
 from cybertools.relation.interfaces import IRelatable
@@ -250,23 +249,6 @@ class IndexAttributes(object):
         return ' '.join((zapi.getName(context), context.title,)).strip()
 
 
-class IndexableResource(object):
-    """ Used for TextIndexNG - obsolete.
-    """
-
-    implements(IIndexableContent)
-    adapts(IResource)
-
-    def __init__(self, context):
-        self.context = context
-
-    def indexableContent(self, fields):
-        context = self.context
-        icc = IndexContentCollector()
-        icc.addBinary(fields[0], context.data, context.contentType, language='de')
-        return icc
-
-
 class ResourceTypeSourceList(object):
 
     implements(schema.interfaces.IIterableSource)