diff --git a/Text/Show/Pretty.hs b/Text/Show/Pretty.hs
--- a/Text/Show/Pretty.hs
+++ b/Text/Show/Pretty.hs
@@ -43,7 +43,7 @@
 import Text.Show.Value
 import Text.Show.PrettyVal
 import Text.Show.Html
-import Data.Foldable(toList)
+import Data.Foldable(Foldable,toList)
 import Language.Haskell.Lexer(rmSpace,lexerPass0)
 import Paths_pretty_show (getDataDir)
 
diff --git a/pretty-show.cabal b/pretty-show.cabal
--- a/pretty-show.cabal
+++ b/pretty-show.cabal
@@ -1,5 +1,5 @@
 name:           pretty-show
-version:        1.6.14
+version:        1.6.15
 category:       Text
 
 synopsis:       Tools for working with derived `Show` instances and generic