diff --git a/names-th.cabal b/names-th.cabal
--- a/names-th.cabal
+++ b/names-th.cabal
@@ -1,5 +1,5 @@
 name:                names-th
-version:             0.2.0.5
+version:             0.3.0.0
 synopsis:            Manipulate name strings for TH
 description:         This package includes functions to manipulate name string
                      and extra library functions for Template Haskell.
diff --git a/src/Language/Haskell/TH/Name/CamelCase.hs b/src/Language/Haskell/TH/Name/CamelCase.hs
--- a/src/Language/Haskell/TH/Name/CamelCase.hs
+++ b/src/Language/Haskell/TH/Name/CamelCase.hs
@@ -23,9 +23,6 @@
   toTypeCon, toDataCon,
 
   toVarExp, toVarPat,
-
-  -- * Deprecated
-  varNameWithPrefix,
   ) where
 
 import Data.Char (toUpper, toLower)
@@ -102,14 +99,6 @@
 -- | Make camel-cased variable name from 'String'.
 varCamelcaseName :: String -> VarName
 varCamelcaseName =  toVarName . camelcaseUpper
-
--- | Make camel-cased variable name with prefix like below.
---
--- >  name `varNamePrefix` prefix
---
-{-# DEPRECATED varNameWithPrefix "should simply use toVarName." #-}
-varNameWithPrefix :: String -> String -> VarName
-varNameWithPrefix n p =  toVarName $ p ++ camelcaseUpper n
 
 {- $makeTemplates
 Make haskell templates from names.