diff --git a/persistable-record.cabal b/persistable-record.cabal
--- a/persistable-record.cabal
+++ b/persistable-record.cabal
@@ -1,5 +1,5 @@
 name:                persistable-record
-version:             0.0.1.1
+version:             0.0.1.2
 synopsis:            Binding between SQL database values and haskell records.
 description:         This package contiains types to represent table constraints and
                      interfaces to bind between SQL database values and Haskell records.
diff --git a/src/Database/Record.hs b/src/Database/Record.hs
--- a/src/Database/Record.hs
+++ b/src/Database/Record.hs
@@ -60,9 +60,8 @@
 -}
 
 {- $bindSqlAndHaskellRecords
-You will need to implement instances of 'Persistable' class
+You will need to implement instances of 'FromSql' and 'ToSql' class
 to bind between SQL database values and Haskell records.
-'Persistable' instance is source to derive 'FromSql' and 'ToSql'.
 
 You can use Database.Record.TH module in this package
 to generate instances from SQL database record column names and types.