diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.4.2.2
+
+* Bumped containers version.
+
 # 0.4.2.1
 
 * Fixed [lens bug #799](https://github.com/ekmett/lens/issues/799) (`makeFields` instances violate coverage condition).
diff --git a/microlens-th.cabal b/microlens-th.cabal
--- a/microlens-th.cabal
+++ b/microlens-th.cabal
@@ -1,5 +1,5 @@
 name:                microlens-th
-version:             0.4.2.1
+version:             0.4.2.2
 synopsis:            Automatic generation of record lenses for microlens
 description:
   This package lets you automatically generate lenses for data types; code was extracted from the lens package, and therefore generated lenses are fully compatible with ones generated by lens (and can be used both from lens and microlens).
@@ -32,7 +32,7 @@
   -- other-extensions:
   build-depends:       base >=4.5 && <5
                      , microlens >=0.4.0 && <0.5
-                     , containers >=0.4.0 && <0.6
+                     , containers >=0.4.0 && <0.7
                      , transformers
                      -- lens has >=2.4, but GHC 7.4 shipped with 2.7
                      , template-haskell >=2.7 && <2.14