diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+2.1.2 (Changes from 2.1.0)
+==========================
+* Bump dependency on transformers.
+
 2.1.0 (Changes from 2.0.0)
 ==========================
 This release makes some minor name changes to functions.
diff --git a/lens-family-core.cabal b/lens-family-core.cabal
--- a/lens-family-core.cabal
+++ b/lens-family-core.cabal
@@ -1,8 +1,8 @@
 name:               lens-family-core
 category:           Data, Lenses
-version:            2.1.0
+version:            2.1.2
 license:            BSD3
-cabal-version:      >= 1.6
+cabal-version:      >= 1.10
 license-file:       LICENSE
 author:             Russell O'Connor
 maintainer:         Russell O'Connor <roconnor@theorem.ca>
@@ -43,10 +43,11 @@
   location: https://hub.darcs.net/roconnor/lens-family
 
 library
+  default-language:   Haskell2010
   build-depends:
     base                 >= 4.11    && < 5,
     containers           >= 0.5.8   && < 0.7,
-    transformers         >= 0.3.0   && < 0.6
+    transformers         >= 0.3.0   && < 0.7
 
   exposed-modules:
     Lens.Family.Unchecked