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:       2.0
+version:       2.0.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -22,15 +22,15 @@
   default: True
 
 library
-  build-depends: 
+  build-depends:
     base >= 4 && < 5,
-    mtl >= 2.0.1.0 && <= 2.1,
-    transformers >= 0.2 && < 0.3,
+    mtl >= 2.0.1.0 && <= 2.2,
+    transformers >= 0.2 && < 0.4,
     data-lens >= 2.0 && < 2.1,
-    comonad-transformers >= 2.0 && < 2.1
+    comonad-transformers >= 2.0 && < 2.2
 
   exposed-modules:
     Data.Lens
 
-  ghc-options:      -Wall 
+  ghc-options:      -Wall