diff --git a/adjunctions.cabal b/adjunctions.cabal
--- a/adjunctions.cabal
+++ b/adjunctions.cabal
@@ -1,6 +1,6 @@
 name:          adjunctions
 category:      Data Structures, Adjunctions
-version:       2.0.0.3
+version:       2.0.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -27,20 +27,20 @@
     UndecidableInstances
 
   build-depends: 
-    array >= 0.3.0.2 && < 0.4,
-    base >= 4 && < 5,
-    comonad >= 1.1 && < 1.2,
-    containers >= 0.3 && < 0.5,
-    contravariant >= 0.1.2 && < 0.2,
-    distributive >= 0.2 && < 0.3,
-    mtl >= 2.0.1.0 && < 2.1,
-    semigroups >= 0.6 && < 0.7,
-    semigroupoids >= 1.2.2 && < 1.3.0,
-    transformers >= 0.2.0 && < 0.3,
-    void >= 0.5.1 && < 0.6,
-    keys                   >= 1.8 && < 1.9,
-    comonad-transformers   >= 1.8 && < 1.9,
-    representable-functors >= 2.0 && < 2.1
+    array                  >= 0.3.0.2 && < 0.4,
+    base                   >= 4       && < 5,
+    transformers           >= 0.2.0   && < 0.3,
+    mtl                    >= 2.0.1.0 && < 2.1,
+    containers             >= 0.3     && < 0.5,
+    comonad                >= 1.1.1   && < 1.2,
+    contravariant          >= 0.1.2   && < 0.2,
+    distributive           >= 0.2     && < 0.3,
+    semigroups             >= 0.7.1   && < 0.8,
+    semigroupoids          >= 1.2.4   && < 1.3,
+    void                   >= 0.5.4.2 && < 0.6,
+    keys                   >= 2.0     && < 2.1,
+    comonad-transformers   >= 2.0     && < 2.1,
+    representable-functors >= 2.0     && < 2.1
 
   exposed-modules:
     Data.Functor.Adjunction