diff --git a/algebra.cabal b/algebra.cabal
--- a/algebra.cabal
+++ b/algebra.cabal
@@ -1,6 +1,6 @@
 name:          algebra
 category:      Math, Algebra
-version:       2.0.6
+version:       2.0.7
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -36,12 +36,12 @@
     array                   >= 0.3.0.2 && < 0.5,
     base                    >= 4       && < 5,
     distributive            >= 0.2     && < 0.3,
-    transformers            >= 0.2.0   && < 0.3,
+    transformers            >= 0.2     && < 0.3,
     tagged                  >= 0.2.2.3 && < 0.3,
-    categories              >= 0.58.0  && < 0.59,
+    categories              >= 0.59    && < 0.60,
     containers              >= 0.3     && < 0.5,
     keys                    >= 2.1.2   && < 2.2,
-    mtl                     >= 2.0     && < 2.1,
+    mtl                     >= 2       && < 2.1,
     semigroups              >= 0.8     && < 0.9,
     semigroupoids           >= 1.2.6.1 && < 1.3,
     representable-functors  >= 2.1.2   && < 2.2,