diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -2,4 +2,6 @@
 
 * Unleashed on the world.
 
+## 0.1.0.2
 
+* Tighten bounds, fix missing imports from some versions of dependencies.
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@
 mailDir = /path/to/my/home/dir/Maildir/new 
 userName = myuserid
 EOF
-mkdir -p /path/to/my/home/dir/Maildir/new
+$ mkdir -p /path/to/my/home/dir/Maildir/new
 ~~~
 
 ## prerequisites
@@ -112,5 +112,5 @@
 ## API
 
 None, yet, there's only an executable, not a library. But (*sssh*) take a peek
-[here](https://hackage.haskell.org/package/attomail-0.1.0.1/candidate/docs) if you like, there should be some minimal documentation of the internal modules.
+[here](https://hackage.haskell.org/package/attomail-0.1.0.2/docs) if you like, there should be some minimal documentation of the internal modules.
 
diff --git a/attomail.cabal b/attomail.cabal
--- a/attomail.cabal
+++ b/attomail.cabal
@@ -1,5 +1,5 @@
 name:                attomail
-version:             0.1.0.1
+version:             0.1.0.2
 category:            Network, Email   
 build-type:          Simple
 cabal-version:       >=1.10
@@ -27,9 +27,9 @@
   main-is:             Main.hs
   default-language:    Haskell2010
   build-depends:       
-                       base >= 4.0 && < 5
+                       base >= 4.4 && < 5
                      , bytestring
-                     , directory
+                     , directory >= 1.2.2.0
                      , MissingH
                       -- used for Data.Either.Utils
                      , mtl
@@ -44,7 +44,7 @@
                      , unix-time
                      -- 
                      , ConfigFile
-                     , email-validate
+                     , email-validate >= 2.2.0
                      , hsemail-ns >= 1.7.7
                      , optparse-applicative
   other-modules:
@@ -52,8 +52,10 @@
                      , EmailAddress
                      , ConfigLocation
                      , DeliveryHeaders
-  ghc-options:       -Wall  
-  
+  if impl(ghc >=8)
+    ghc-options:       -Wall -Wno-name-shadowing -Wno-deprecations
+  else
+    ghc-options:       -Wall 
 
 test-suite attomail-doctest
   type:              exitcode-stdio-1.0
diff --git a/src/CmdArgs.hs b/src/CmdArgs.hs
--- a/src/CmdArgs.hs
+++ b/src/CmdArgs.hs
@@ -21,13 +21,21 @@
 )
 where
 
-import Options.Applicative hiding   (helper)
+import Data.Monoid                  ( (<>), mconcat )
+                                    -- needed - Data.Monoid
+                                    -- not imported by all versions of Options
+
+import Options.Applicative hiding   (helper, strOption)
+import qualified Options.Applicative as Op
 import Options.Applicative.Types    (readerAsk)
 
 import System.Environment
 
 import DeliveryHeaders              ( Addr(..) )
 
+strOption :: Mod OptionFields String -> Parser String
+strOption = Op.strOption
+
 -- | A hidden \"helper\" option which always fails.
 helper :: Parser (a -> a)
 helper = abortOption ShowHelpText $ mconcat
@@ -110,7 +118,7 @@
 
 -- | program version
 version :: String
-version = "0.1.0.1"
+version = "0.1.0.2"
 
 
 -- | just here for testing
diff --git a/src/DeliveryHeaders.hs b/src/DeliveryHeaders.hs
--- a/src/DeliveryHeaders.hs
+++ b/src/DeliveryHeaders.hs
@@ -26,6 +26,7 @@
 ) where
 
 import Control.Arrow              (left)
+import Control.Applicative        ( (<$>) )
 
 import Data.ByteString.Char8      (unpack)
 import Data.Char                  (isSpace)
diff --git a/src/Main.hs b/src/Main.hs
--- a/src/Main.hs
+++ b/src/Main.hs
@@ -1,8 +1,6 @@
 
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE BangPatterns #-}
-{-# OPTIONS_GHC -Wno-name-shadowing -Wno-deprecations #-}
-
 
 {- |