diff --git a/CabalHelper/Data.hs b/CabalHelper/Data.hs
--- a/CabalHelper/Data.hs
+++ b/CabalHelper/Data.hs
@@ -20,13 +20,15 @@
 
 import Control.Monad
 import Data.Functor
+import qualified Data.ByteString as BS
+import qualified Data.ByteString.UTF8 as UTF8
 import Language.Haskell.TH
 import System.FilePath
 import System.Directory
 import System.IO.Temp
 
 withHelperSources :: (FilePath -> IO a) -> IO a
-withHelperSources action = withSystemTempDirectory "caba-helper" $ \dir -> do
+withHelperSources action = withSystemTempDirectory "cabal-helper" $ \dir -> do
     let chdir = dir </> "CabalHelper"
     createDirectory chdir
     forM_ sourceFiles $ \(fn, src) -> writeFile (chdir </> fn) src
@@ -34,7 +36,7 @@
 
 sourceFiles :: [(FilePath, String)]
 sourceFiles =
-  [ ("Main.hs",   $(LitE . StringL <$> runIO (readFile "CabalHelper/Main.hs")))
-  , ("Common.hs", $(LitE . StringL <$> runIO (readFile "CabalHelper/Common.hs")))
-  , ("Types.hs",  $(LitE . StringL <$> runIO (readFile "CabalHelper/Types.hs")))
+  [ ("Main.hs",   $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Main.hs")))
+  , ("Common.hs", $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Common.hs")))
+  , ("Types.hs",  $(LitE . StringL <$> runIO (UTF8.toString <$> BS.readFile "CabalHelper/Types.hs")))
   ]
diff --git a/CabalHelper/Main.hs b/CabalHelper/Main.hs
--- a/CabalHelper/Main.hs
+++ b/CabalHelper/Main.hs
@@ -178,7 +178,7 @@
       return $ Just $ ChResponseCompList (res ++ [(ChSetupHsName, [])])
 
     "ghc-src-options":flags -> do
-      res <- componentOptions lvd flags $ \opts -> mempty {
+      res <- componentOptions lvd False flags $ \opts -> mempty {
                -- Not really needed but "unexpected package db stack: []"
                ghcOptPackageDBs      = [GlobalPackageDB, UserPackageDB],
 
@@ -192,7 +192,7 @@
       return $ Just $ ChResponseCompList (res ++ [(ChSetupHsName, [])])
 
     "ghc-pkg-options":flags -> do
-      res <- componentOptions lvd flags $ \opts -> mempty {
+      res <- componentOptions lvd True flags $ \opts -> mempty {
                        ghcOptPackageDBs = ghcOptPackageDBs opts,
                        ghcOptPackages   = ghcOptPackages opts,
                        ghcOptHideAllPackages = ghcOptHideAllPackages opts
@@ -218,7 +218,7 @@
       Just . ChResponseList <$> renderGhcOptions' lbi v res'
 
     "ghc-lang-options":flags -> do
-      res <- componentOptions lvd flags $ \opts -> mempty {
+      res <- componentOptions lvd False flags $ \opts -> mempty {
                        ghcOptPackageDBs      = [GlobalPackageDB, UserPackageDB],
 
                        ghcOptLanguage = ghcOptLanguage opts,
@@ -286,11 +286,12 @@
 
     reverse <$> readIORef lr
 
-componentOptions (lbi, v, distdir) flags f = do
+componentOptions (lbi, v, distdir) inplaceFlag flags f = do
   let pd = localPkgDescr lbi
   componentsMap lbi v distdir $ \c clbi bi -> let
            outdir = componentOutDir lbi c
            (clbi', adopts) = case flags of
+                               _ | not inplaceFlag -> (clbi, mempty)
                                ["--with-inplace"] -> (clbi, mempty)
                                [] -> removeInplaceDeps v lbi pd clbi
            opts = componentGhcOptions normal lbi bi clbi' outdir
diff --git a/cabal-helper.cabal b/cabal-helper.cabal
--- a/cabal-helper.cabal
+++ b/cabal-helper.cabal
@@ -1,6 +1,6 @@
 name:                cabal-helper
-version:             0.3.5.0
-synopsis:            Simple interface to Cabal's configuration state used by ghc-mod
+version:             0.3.6.0
+synopsis:            Simple interface to some of Cabal's configuration state used by ghc-mod
 description:
     @cabal-helper@ provides a library which wraps the internal use of executables
     to lift the restrictions imposed by linking against versions of GHC before
@@ -73,6 +73,7 @@
                      , transformers
                      , template-haskell
                      , temporary
+                     , utf8-string
 
 
 Test-Suite spec