diff --git a/Sound/SC3/Server/Options.hs b/Sound/SC3/Server/Options.hs
--- a/Sound/SC3/Server/Options.hs
+++ b/Sound/SC3/Server/Options.hs
@@ -44,7 +44,7 @@
 ) where
 
 import           Control.Monad.Error
-import qualified Data.ConfigFile as CF
+-- import qualified Data.ConfigFile as CF
 -- import           Sound.SC3.Server.Process.Accessor (deriveAccessors)
 
 -- | Used with the 'verbosity' field in 'ServerOptions'.
@@ -72,17 +72,17 @@
     toEnum 3                  = ExtremelyVerbose
     toEnum _                  = error "Verbosity (toEnum): bad argument"
 
-instance CF.Get_C Verbosity where
-    get parser section option = do
-        s <- CF.get parser section option
-        case s of
-            "Silent"           -> return Silent
-            "Quiet"            -> return Quiet
-            "Normal"           -> return Normal
-            "Verbose"          -> return Verbose
-            "VeryVerbose"      -> return VeryVerbose
-            "ExtremelyVerbose" -> return ExtremelyVerbose
-            _ -> throwError $ (CF.ParseError $ "Invalid Verbosity value: " ++ s, "")
+-- instance CF.Get_C Verbosity where
+--     get parser section option = do
+--         s <- CF.get parser section option
+--         case s of
+--             "Silent"           -> return Silent
+--             "Quiet"            -> return Quiet
+--             "Normal"           -> return Normal
+--             "Verbose"          -> return Verbose
+--             "VeryVerbose"      -> return VeryVerbose
+--             "ExtremelyVerbose" -> return ExtremelyVerbose
+--             _ -> throwError $ (CF.ParseError $ "Invalid Verbosity value: " ++ s, "")
 
 -- ====================================================================
 -- * Server options
diff --git a/hsc3-process.cabal b/hsc3-process.cabal
--- a/hsc3-process.cabal
+++ b/hsc3-process.cabal
@@ -1,5 +1,5 @@
 Name:               hsc3-process
-Version:            0.5.0
+Version:            0.5.1
 Synopsis:           Create and control scsynth processes
 Description:        Create and control scsynth processes.
 License:            GPL
@@ -29,17 +29,17 @@
   Build-Depends:    base >= 3 && < 5
                   , bindings-sc3
                   , bytestring >= 0.8 && < 0.10
-                  , ConfigFile >= 1
+                  -- , ConfigFile >= 1
                   , containers >= 0.2
                   , data-accessor >= 0.2
                   -- , data-accessor-template >= 0.2
-                  , data-accessor-transformers >= 0.2
+                  -- , data-accessor-transformers >= 0.2
                   , hosc >= 0.7 && < 0.10
                   , hsc3 >= 0.7 && < 0.10
-                  , mtl >= 2
+                  , mtl
                   , process >= 1.0
                   , regex-compat >= 0.9
-                  , template-haskell >= 2
+                  -- , template-haskell >= 2
 
   Ghc-Options:      -W