diff --git a/Data/Lens.hs b/Data/Lens.hs
--- a/Data/Lens.hs
+++ b/Data/Lens.hs
@@ -11,12 +11,14 @@
   , (//=), (!/=)   -- modify -- :: (MonadState a m, Fractional b) => Lens a b -> b -> m b
   , (&&=), (!&&=)  -- modify -- :: MonadState a m => Lens a Bool -> Bool -> m Bool
   , (||=), (!||=)  -- modify -- :: MonadState a m => Lens a Bool -> Bool -> m Bool
+  , focus
   ) where
 
 import Control.Comonad.Trans.Store
 import Control.Monad.State
 import Data.Functor.Identity
 import Data.Lens.Common
+import Data.Lens.Lazy (focus)
 
 -- * State actions
 
diff --git a/data-lens-fd.cabal b/data-lens-fd.cabal
--- a/data-lens-fd.cabal
+++ b/data-lens-fd.cabal
@@ -1,6 +1,6 @@
 name:          data-lens-fd
 category:      Control, Comonads
-version:       1.8.0.3
+version:       2.0
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -26,8 +26,8 @@
     base >= 4 && < 5,
     mtl >= 2.0.1.0 && <= 2.1,
     transformers >= 0.2 && < 0.3,
-    data-lens >= 1.8 && < 1.9,
-    comonad-transformers >= 1.8 && < 1.9
+    data-lens >= 2.0 && < 2.1,
+    comonad-transformers >= 2.0 && < 2.1
 
   exposed-modules:
     Data.Lens