diff --git a/hasql-postgres-options.cabal b/hasql-postgres-options.cabal
--- a/hasql-postgres-options.cabal
+++ b/hasql-postgres-options.cabal
@@ -1,7 +1,7 @@
 name:
   hasql-postgres-options
 version:
-  0.1.0
+  0.1.1
 synopsis:
   An "optparse-applicative" parser for "hasql-postgres"
 category:
@@ -50,7 +50,5 @@
     -- 
     optparse-applicative == 0.11.*,
     -- 
-    bytestring == 0.10.*,
-    --
     base-prelude >= 0.1.8 && < 0.2,
     base >= 4.5 && < 4.8
diff --git a/library/Hasql/Postgres/Options.hs b/library/Hasql/Postgres/Options.hs
--- a/library/Hasql/Postgres/Options.hs
+++ b/library/Hasql/Postgres/Options.hs
@@ -1,7 +1,6 @@
 module Hasql.Postgres.Options where
 
 import BasePrelude
-import Data.ByteString (ByteString)
 import Options.Applicative
 import qualified Hasql.Postgres as HP
 
@@ -13,7 +12,7 @@
   HP.ParamSettings <$> host <*> port <*> user <*> password <*> database
   where
     host =
-      option auto $
+      fmap fromString $ strOption $
         long (applyPrefix "host") <> 
         value "127.0.0.1" <>
         showDefault <>
@@ -25,26 +24,22 @@
         showDefault <>
         help "Server port"
     user =
-      option auto $
+      fmap fromString $ strOption $
         long (applyPrefix "user") <>
         value "postgres" <>
         showDefault <>
         help "Username"
     password =
-      option auto $
+      fmap fromString $ strOption $
         long (applyPrefix "password") <>
         value "" <>
         showDefault <>
         help "Password"
     database =
-      option auto $
+      fmap fromString $ strOption $
         long (applyPrefix "database") <>
         value "" <>
         showDefault <>
         help "Default database name"
     applyPrefix s = 
       maybe s (<> ("-" <> s)) prefix
-
-
-
-