diff --git a/comonad-extras.cabal b/comonad-extras.cabal
--- a/comonad-extras.cabal
+++ b/comonad-extras.cabal
@@ -1,6 +1,6 @@
 name:          comonad-extras
 category:      Control, Comonads
-version:       2.1.1
+version:       2.1.1.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -17,10 +17,6 @@
   type: git
   location: git://github.com/ekmett/comonad-extras.git
 
-flag DeriveDataTypeable
-  manual: False
-  default: True
-
 library
   extensions: CPP
 
@@ -35,17 +31,13 @@
   build-depends:
     array                >= 0.3     && < 0.5,
     base                 >= 4       && < 5,
-    containers           >= 0.4     && < 0.5,
-    comonad              >= 1.1.1.3 && < 1.2,
-    comonad-transformers >= 2.1.1   && < 2.2,
-    comonads-fd          >= 2.1.1   && < 2.2,
+    containers           >= 0.4     && < 0.6,
+    comonad              >= 1.1.1.5 && < 1.2,
+    comonad-transformers >= 2.1.1.1 && < 2.2,
+    comonads-fd          >= 2.1.1.1 && < 2.2,
     distributive         >= 0.2.2   && < 0.3,
-    semigroupoids        >= 1.3.1   && < 1.4,
+    semigroupoids        >= 1.3.1.2 && < 1.4,
     transformers         >= 0.2     && < 0.4
-
-  if flag(DeriveDataTypeable)
-    extensions: DeriveDataTypeable
-    cpp-options: -DLANGUAGE_DeriveDataTypeable
 
   exposed-modules:
     Control.Comonad.Store.Zipper