diff --git a/.travis.yml b/.travis.yml
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,1 +1,62 @@
-language: haskell
+# NB: don't set `language: haskell` here
+
+# See also https://github.com/hvr/multi-ghc-travis for more information
+env:
+ # we have to use CABALVER=1.16 for GHC<7.6 as well, as there's
+ # no package for earlier cabal versions in the PPA
+ - GHCVER=7.4.2 CABALVER=1.16
+ - GHCVER=7.6.3 CABALVER=1.16
+ - GHCVER=7.8.4 CABALVER=1.18
+ - GHCVER=7.10.1 CABALVER=1.22
+ - GHCVER=head CABALVER=1.22
+
+matrix:
+  allow_failures:
+   - env: GHCVER=head CABALVER=1.22
+
+# Note: the distinction between `before_install` and `install` is not
+#       important.
+before_install:
+ - travis_retry sudo add-apt-repository -y ppa:hvr/ghc
+ - travis_retry sudo apt-get update
+ - travis_retry sudo apt-get install cabal-install-$CABALVER ghc-$GHCVER
+ - export PATH=/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$PATH
+ - cabal --version
+
+install:
+ - travis_retry cabal update
+ - cabal install --only-dependencies
+ - travis_retry sudo apt-get -q -y install hlint || cabal install hlint
+
+# Here starts the actual work to be performed for the package under
+# test; any command which exits with a non-zero exit code causes the
+# build to fail.
+script:
+ # -v2 provides useful information for debugging
+ - cabal configure -v2
+
+ # this builds all libraries and executables
+ # (including tests/benchmarks)
+ - cabal build
+
+ # tests that a source-distribution can be generated
+ - cabal sdist
+ - hlint src --cpp-define HLINT
+
+ # check that the generated source-distribution can be built & installed
+ - export SRC_TGZ=$(cabal info . | awk '{print $2 ".tar.gz";exit}') ;
+   cd dist/;
+   if [ -f "$SRC_TGZ" ]; then
+      cabal install --force-reinstalls "$SRC_TGZ";
+   else
+      echo "expected '$SRC_TGZ' not found";
+      exit 1;
+   fi
+
+notifications:
+  irc:
+    channels:
+      - "irc.freenode.org#haskell-lens"
+    skip_join: true
+    template:
+      - "\x0313contravariant\x03/\x0306%{branch}\x03 \x0314%{commit}\x03 %{build_url} %{message}"
diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -1,3 +1,7 @@
+1.2.2.1
+-------
+* Fixed redundant import warnings on GHC 7.10.
+
 1.2.2
 -----
 * Added `foreign-var` support.
diff --git a/contravariant.cabal b/contravariant.cabal
--- a/contravariant.cabal
+++ b/contravariant.cabal
@@ -1,6 +1,6 @@
 name:          contravariant
 category:      Control, Data
-version:       1.2.2
+version:       1.2.2.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
diff --git a/src/Data/Functor/Contravariant.hs b/src/Data/Functor/Contravariant.hs
--- a/src/Data/Functor/Contravariant.hs
+++ b/src/Data/Functor/Contravariant.hs
@@ -72,7 +72,9 @@
 import Data.Functor.Compose
 import Data.Functor.Reverse
 
+#if __GLASGOW_HASKELL__ < 710
 import Data.Monoid (Monoid(..))
+#endif
 
 #ifdef MIN_VERSION_semigroups
 import Data.Semigroup (Semigroup(..))
diff --git a/src/Data/Functor/Contravariant/Compose.hs b/src/Data/Functor/Contravariant/Compose.hs
--- a/src/Data/Functor/Contravariant/Compose.hs
+++ b/src/Data/Functor/Contravariant/Compose.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 -- |
 -- Module      :  Data.Functor.Contravariant.Compose
 -- Copyright   :  (c) Edward Kmett 2010
@@ -16,7 +17,11 @@
   ) where
 
 import Control.Arrow
+
+#if __GLASGOW_HASKELL__ < 710
 import Control.Applicative
+#endif
+
 import Data.Functor.Contravariant
 import Data.Functor.Contravariant.Divisible
 
diff --git a/src/Data/Functor/Contravariant/Divisible.hs b/src/Data/Functor/Contravariant/Divisible.hs
--- a/src/Data/Functor/Contravariant/Divisible.hs
+++ b/src/Data/Functor/Contravariant/Divisible.hs
@@ -8,7 +8,11 @@
   ) where
 
 import Data.Functor.Contravariant
+
+#if __GLASGOW_HASKELL__ < 710
 import Data.Monoid
+#endif
+
 import Data.Void
 
 #if MIN_VERSION_foreign_var