diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,9 @@
 # Change Log
 
+## [1.1.1.0] - 2018-11-13
+
+- Fix build and add CI for 8.6.2
+
 ## [1.1.0.0] - 2018-11-08
 
 - Generalise Ix instance
diff --git a/src/Data/Vector/Unboxed/Sized.hs b/src/Data/Vector/Unboxed/Sized.hs
--- a/src/Data/Vector/Unboxed/Sized.hs
+++ b/src/Data/Vector/Unboxed/Sized.hs
@@ -7,6 +7,10 @@
 {-# LANGUAGE TypeOperators       #-}
 {-# LANGUAGE CPP                 #-}
 
+#if MIN_VERSION_base(4,12,0)
+{-# LANGUAGE NoStarIsType #-}
+#endif
+
 {-|
 This module re-exports the functionality in 'Data.Vector.Generic.Sized'
  specialized to 'Data.Vector.Unboxed'
@@ -871,7 +875,7 @@
 -- | /O(n*m)/ Map a function over a vector and concatenate the results. The
 -- function is required to always return the same length vector.
 concatMap :: (Unbox a, Unbox b)
-          => (a -> Vector m b) -> Vector n a -> Vector (n*m) b
+          => (a -> Vector m b) -> Vector n a -> Vector (n * m) b
 concatMap = V.concatMap
 {-# inline concatMap #-}
 
diff --git a/vector-sized.cabal b/vector-sized.cabal
--- a/vector-sized.cabal
+++ b/vector-sized.cabal
@@ -1,5 +1,5 @@
 name:                vector-sized
-version:             1.1.0.0
+version:             1.1.1.0
 synopsis:            Size tagged vectors
 description:         Please see README.md
 homepage:            http://github.com/expipiplus1/vector-sized#readme