diff --git a/Data/TCache/IndexText.hs b/Data/TCache/IndexText.hs
--- a/Data/TCache/IndexText.hs
+++ b/Data/TCache/IndexText.hs
@@ -3,15 +3,15 @@
              , FlexibleInstances
              , UndecidableInstances
              , MultiParamTypeClasses #-}
-module Data.TCache.IndexText(indexText, indexList,  contains, containsElem) where
 
+
 {- | Implements full text indexation (`indexText`) and text search(`contains`), as an addition to
 the query language implemented in `Data.TCache.IndexQuery`
 it also can index the lists of elements in a field (with `indexList`)
 so that it is possible to ask for the registers that contains a given element
 in the given field (with `containsElem`)
 
-An example:
+An example of full text search:
 
 @
 data Doc= Doc{title, body :: String} deriving (Read,Show, Typeable)
@@ -35,8 +35,9 @@
   if  r1 == [title doc] then print "OK" else print "FAIL"
   if  r== [] then print "OK" else print "FAIL"
 @
-
 -}
+
+module Data.TCache.IndexText(indexText, indexList,  contains, containsElem) where
 import Data.TCache
 import Data.TCache.IndexQuery
 import Data.TCache.DefaultPersistence
diff --git a/TCache.cabal b/TCache.cabal
--- a/TCache.cabal
+++ b/TCache.cabal
@@ -1,5 +1,5 @@
 name:                TCache
-version:             0.9.0.1
+version:             0.9.0.2
 synopsis:            A Transactional cache with user-defined persistence
 description:
     TCache is a transactional cache with configurable persitence. It allows conventional
@@ -7,7 +7,9 @@
     their user defined storages. Default persistence in files is provided for testing purposes
     State in memory and into permanent storage is transactionally coherent.
 
+
     0.9.0.1 : Solves a bug when object keys generate invalid filenames.
+              changes in defaultPersistence to further separate serialization from input-output
     .
     0.9: This version now has full text search. Serialization is now trough byteStrings