diff --git a/container.cabal b/container.cabal
--- a/container.cabal
+++ b/container.cabal
@@ -1,11 +1,13 @@
--- This file has been generated from package.yaml by hpack version 0.28.2.
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.31.1.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: fa3d0904197d4b37c11be9a54862d710a8e8bd79b2e388a083e3e0abb9ac86b2
+-- hash: ad8c30f086370af3cc44debac68faa3ba2158cb9f3a46e46d21b42c9d075e6e0
 
 name:           container
-version:        1.1.5
+version:        1.1.6
 synopsis:       Containers abstraction and utilities.
 category:       Data
 stability:      experimental
@@ -17,24 +19,23 @@
 license:        Apache-2.0
 license-file:   LICENSE
 build-type:     Simple
-cabal-version:  >= 1.10
 
 library
+  exposed-modules:
+      Data.Item
+      Data.List.Class
+      Data.Sequence.Class
+  other-modules:
+      Paths_container
   hs-source-dirs:
       src
   default-extensions: AllowAmbiguousTypes ApplicativeDo BangPatterns BinaryLiterals ConstraintKinds DataKinds DefaultSignatures DeriveDataTypeable DeriveFoldable DeriveFunctor DeriveGeneric DeriveTraversable DoAndIfThenElse DuplicateRecordFields EmptyDataDecls FlexibleContexts FlexibleInstances FunctionalDependencies GeneralizedNewtypeDeriving InstanceSigs LambdaCase MonadComprehensions MultiWayIf NamedWildCards NegativeLiterals NoImplicitPrelude NumDecimals OverloadedLabels PackageImports QuasiQuotes PatternSynonyms RankNTypes RecursiveDo ScopedTypeVariables StandaloneDeriving TemplateHaskell TupleSections TypeApplications TypeFamilies TypeFamilyDependencies TypeOperators UnicodeSyntax ViewPatterns LiberalTypeSynonyms RelaxedPolyRec
   ghc-options: -Wall -O2
   build-depends:
-      base >=4.10 && <4.12
+      base >=4.9 && <4.13
     , containers
     , convert
     , lens
     , text
     , vector
-  exposed-modules:
-      Data.Item
-      Data.List.Class
-      Data.Sequence.Class
-  other-modules:
-      Paths_container
   default-language: Haskell2010