diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # kempe
 
+## 0.2.0.3
+
+  * GHC 8.0.2 and 8.2.2
+
 ## 0.2.0.2
 
   * Improve performance + generated code
diff --git a/kempe.cabal b/kempe.cabal
--- a/kempe.cabal
+++ b/kempe.cabal
@@ -1,6 +1,6 @@
 cabal-version:   3.0
 name:            kempe
-version:         0.2.0.2
+version:         0.2.0.3
 license:         BSD-3-Clause
 license-file:    LICENSE
 copyright:       Copyright: (c) 2020-2021 Vanessa McHale
diff --git a/src/Prettyprinter/Debug.hs b/src/Prettyprinter/Debug.hs
--- a/src/Prettyprinter/Debug.hs
+++ b/src/Prettyprinter/Debug.hs
@@ -5,7 +5,8 @@
                            , (<#*>)
                            ) where
 
-import           Prettyprinter (Doc, Pretty (pretty), hardline, indent, (<+>))
+import           Data.Semigroup ((<>))
+import           Prettyprinter  (Doc, Pretty (pretty), hardline, indent, (<+>))
 
 
 (<#*>) :: Doc a -> Doc a -> Doc a