diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 1.1.1
+### Changed
+* upper base constraints relaxed
+
 ## 1.1.0
 
 ### Added
diff --git a/applicative-fail.cabal b/applicative-fail.cabal
--- a/applicative-fail.cabal
+++ b/applicative-fail.cabal
@@ -1,5 +1,5 @@
 name:                applicative-fail
-version:             1.1.0
+version:             1.1.1
 synopsis:            Applicative functor and monad which collects all your fails
 
 description: Applicative functor to perform parse-like actions and
@@ -46,7 +46,7 @@
                      , UndecidableInstances
                      , ViewPatterns
 
-  build-depends:       base >=4.6 && <4.8
+  build-depends:       base >=4.6 && < 5
                      , bifunctors
                      , dlist
                      , mtl