diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,8 @@
+# Version 1.3.2.0
+  - Dependency bump for attoparsec 0.13 (another location)
+  - Dependency bump for vector 0.11
+  - Dependency bump for zlib 0.6
+
 # Version 1.3.1.0
   - Dependency bump for attoparsec 0.13.
 
diff --git a/io-streams.cabal b/io-streams.cabal
--- a/io-streams.cabal
+++ b/io-streams.cabal
@@ -1,5 +1,5 @@
 Name:                io-streams
-Version:             1.3.1.0
+Version:             1.3.2.0
 License:             BSD3
 License-file:        LICENSE
 Category:            Data, Network, IO-Streams
@@ -127,7 +127,7 @@
                      text               >= 0.10  && <1.3,
                      time               >= 1.2   && <1.6,
                      transformers       >= 0.2   && <0.5,
-                     vector             >= 0.7   && <0.11,
+                     vector             >= 0.7   && <0.12,
                      zlib-bindings      >= 0.1   && <0.2
 
   if impl(ghc >= 7.2)
@@ -199,7 +199,7 @@
     cpp-options: -DENABLE_PROCESS_TESTS
 
   Build-depends:     base               >= 4     && <5,
-                     attoparsec         >= 0.10  && <0.13,
+                     attoparsec         >= 0.10  && <0.14,
                      bytestring         >= 0.9   && <0.11,
                      bytestring-builder >= 0.10  && <0.11,
                      deepseq            >= 1.2   && <1.5,
@@ -212,7 +212,7 @@
                      text               >= 0.10  && <1.3,
                      time               >= 1.2   && <1.6,
                      transformers       >= 0.2   && <0.5,
-                     vector             >= 0.7   && <0.11,
+                     vector             >= 0.7   && <0.12,
                      zlib-bindings      >= 0.1   && <0.2,
 
                      HUnit                      >= 1.2      && <2,
@@ -220,7 +220,7 @@
                      test-framework             >= 0.6      && <0.9,
                      test-framework-hunit       >= 0.2.7    && <0.4,
                      test-framework-quickcheck2 >= 0.2.12.1 && <0.4,
-                     zlib                       >= 0.5      && <0.6
+                     zlib                       >= 0.5      && <0.7
 
   if impl(ghc >= 7.2)
     other-extensions: Trustworthy
diff --git a/src/System/IO/Streams/Concurrent.hs b/src/System/IO/Streams/Concurrent.hs
--- a/src/System/IO/Streams/Concurrent.hs
+++ b/src/System/IO/Streams/Concurrent.hs
@@ -1,6 +1,7 @@
 -- | Stream utilities for working with concurrent channels.
 
 {-# LANGUAGE BangPatterns #-}
+{-# LANGUAGE CPP          #-}
 
 module System.IO.Streams.Concurrent
  ( -- * Channel conversions
@@ -12,7 +13,9 @@
  ) where
 
 ------------------------------------------------------------------------------
+#if !MIN_VERSION_base(4,8,0)
 import           Control.Applicative        ((<$>), (<*>))
+#endif
 import           Control.Concurrent         (forkIO)
 import           Control.Concurrent.Chan    (Chan, newChan, readChan, writeChan)
 import           Control.Concurrent.MVar    (modifyMVar, newEmptyMVar, newMVar, putMVar, takeMVar)
diff --git a/src/System/IO/Streams/Internal.hs b/src/System/IO/Streams/Internal.hs
--- a/src/System/IO/Streams/Internal.hs
+++ b/src/System/IO/Streams/Internal.hs
@@ -4,6 +4,7 @@
 -- Library users should use the interface provided by "System.IO.Streams"
 
 {-# LANGUAGE BangPatterns               #-}
+{-# LANGUAGE CPP                        #-}
 {-# LANGUAGE DeriveDataTypeable         #-}
 {-# LANGUAGE FlexibleInstances          #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
@@ -62,7 +63,9 @@
   ) where
 
 ------------------------------------------------------------------------------
+#if !MIN_VERSION_base(4,8,0)
 import           Control.Applicative      (Applicative (..), (<$>))
+#endif
 import           Control.Concurrent       (newMVar, withMVar)
 import           Control.Exception        (throwIO)
 import           Control.Monad            (when)
diff --git a/src/System/IO/Streams/Text.hs b/src/System/IO/Streams/Text.hs
--- a/src/System/IO/Streams/Text.hs
+++ b/src/System/IO/Streams/Text.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE BangPatterns #-}
+{-# LANGUAGE CPP          #-}
 
 -- | Stream primitives for decoding and encoding 'Text' values in UTF-8 format.
 module System.IO.Streams.Text
@@ -14,7 +15,9 @@
 import           Data.ByteString               (ByteString)
 import qualified Data.ByteString               as S
 import qualified Data.ByteString.Unsafe        as S
+#if !MIN_VERSION_base(4,8,0)
 import           Data.Monoid                   (mappend)
+#endif
 import           Data.Text                     (Text)
 import qualified Data.Text.Encoding            as T
 import           Data.Text.Encoding.Error      (OnDecodeError)