diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.4.1
+
+* New minor release (microlens-ghc-0.4.12).
+
 # 0.4.0
 
 * New major release (microlens-0.4.11, microlens-ghc-0.4.11, microlens-th-0.4.3, microlens-mtl-0.2.0).
diff --git a/microlens-platform.cabal b/microlens-platform.cabal
--- a/microlens-platform.cabal
+++ b/microlens-platform.cabal
@@ -1,5 +1,5 @@
 name:                microlens-platform
-version:             0.4.0
+version:             0.4.1
 synopsis:            microlens + all batteries included (best for apps)
 description:
   This package exports a module which is the recommended starting point for using <http://hackage.haskell.org/package/microlens microlens> if you aren't trying to keep your dependencies minimal. By importing @Lens.Micro.Platform@ you get all functions and instances from <http://hackage.haskell.org/package/microlens microlens>, <http://hackage.haskell.org/package/microlens-th microlens-th>, <http://hackage.haskell.org/package/microlens-mtl microlens-mtl>, <http://hackage.haskell.org/package/microlens-ghc microlens-ghc>, as well as instances for @Vector@, @Text@, and @HashMap@.
@@ -10,7 +10,7 @@
 license:             BSD3
 license-file:        LICENSE
 author:              Edward Kmett, Artyom Kazak
-maintainer:          Monadfix <hi@monadfix.io>
+maintainer:          Monadfix <hi@monadfix.com>
 homepage:            http://github.com/monadfix/microlens
 bug-reports:         http://github.com/monadfix/microlens/issues
 category:            Data, Lenses
@@ -25,7 +25,8 @@
                      GHC==8.0.2
                      GHC==8.2.2
                      GHC==8.4.4
-                     GHC==8.6.4
+                     GHC==8.6.5
+                     GHC==8.8.1
 
 source-repository head
   type:                git
@@ -39,7 +40,7 @@
   build-depends:       base >=4.5 && <5
                      , hashable >=1.1.2.3 && <1.4
                      , microlens ==0.4.11.*
-                     , microlens-ghc ==0.4.11.*
+                     , microlens-ghc ==0.4.12.*
                      , microlens-mtl ==0.2.0.*
                      , microlens-th ==0.4.3.*
                      , text >=0.11 && <1.3