diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+## 0.4.8.1
+
+* Allow build on ghc 8.4.x (https://github.com/paul-rouse/mysql-simple/pull/56)
+
 ## 0.4.8
 
 * Provide classes to simplify user-defined encoding and decoding of columns.
diff --git a/Database/MySQL/Simple/Result.hs b/Database/MySQL/Simple/Result.hs
--- a/Database/MySQL/Simple/Result.hs
+++ b/Database/MySQL/Simple/Result.hs
@@ -1,5 +1,5 @@
 {-# LANGUAGE CPP, DeriveDataTypeable, FlexibleInstances, OverloadedStrings #-}
-{-# LANGUAGE GeneralisedNewtypeDeriving, DefaultSignatures #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving, DefaultSignatures #-}
 #if MIN_VERSION_time(1,5,0)
 {-# OPTIONS_GHC -fno-warn-warnings-deprecations #-}
 #endif
diff --git a/mysql-simple.cabal b/mysql-simple.cabal
--- a/mysql-simple.cabal
+++ b/mysql-simple.cabal
@@ -1,5 +1,5 @@
 name:           mysql-simple
-version:        0.4.8
+version:        0.4.8.1
 homepage:       https://github.com/paul-rouse/mysql-simple
 bug-reports:    https://github.com/paul-rouse/mysql-simple/issues
 synopsis:       A mid-level MySQL client library.